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Unit Converter

Conversion formula

The conversion factor from feet per second to miles per hour is 0.68181818181818, which means that 1 foot per second is equal to 0.68181818181818 miles per hour:

1 ft/s = 0.68181818181818 mph

To convert 1249 feet per second into miles per hour we have to multiply 1249 by the conversion factor in order to get the velocity amount from feet per second to miles per hour. We can also form a simple proportion to calculate the result:

1 ft/s → 0.68181818181818 mph

1249 ft/s → V(mph)

Solve the above proportion to obtain the velocity V in miles per hour:

V(mph) = 1249 ft/s × 0.68181818181818 mph

V(mph) = 851.59090909091 mph

The final result is:

1249 ft/s → 851.59090909091 mph

We conclude that 1249 feet per second is equivalent to 851.59090909091 miles per hour:

1249 feet per second = 851.59090909091 miles per hour

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 mile per hour is equal to 0.0011742727515346 × 1249 feet per second.

Another way is saying that 1249 feet per second is equal to 1 ÷ 0.0011742727515346 miles per hour.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that one thousand two hundred forty-nine feet per second is approximately eight hundred fifty-one point five nine one miles per hour:

1249 ft/s ≅ 851.591 mph

An alternative is also that one mile per hour is approximately zero point zero zero one times one thousand two hundred forty-nine feet per second.

Conversion table

feet per second to miles per hour chart

For quick reference purposes, below is the conversion table you can use to convert from feet per second to miles per hour

feet per second (ft/s) miles per hour (mph)
1250 feet per second 852.273 miles per hour
1251 feet per second 852.955 miles per hour
1252 feet per second 853.636 miles per hour
1253 feet per second 854.318 miles per hour
1254 feet per second 855 miles per hour
1255 feet per second 855.682 miles per hour
1256 feet per second 856.364 miles per hour
1257 feet per second 857.045 miles per hour
1258 feet per second 857.727 miles per hour
1259 feet per second 858.409 miles per hour