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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 513 feet per second into miles per hour we have to multiply 513 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

513 ft/s → V(mph)

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

V(mph) = 513 ft/s × 0.68181818181818 mph

V(mph) = 349.77272727273 mph

The final result is:

513 ft/s → 349.77272727273 mph

We conclude that 513 feet per second is equivalent to 349.77272727273 miles per hour:

513 feet per second = 349.77272727273 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 0.0028589993502274 × 513 feet per second.

Another way is saying that 513 feet per second is equal to 1 ÷ 0.0028589993502274 miles per hour.

Approximate result

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

513 ft/s ≅ 349.773 mph

An alternative is also that one mile per hour is approximately zero point zero zero three times five hundred thirteen 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)
514 feet per second 350.455 miles per hour
515 feet per second 351.136 miles per hour
516 feet per second 351.818 miles per hour
517 feet per second 352.5 miles per hour
518 feet per second 353.182 miles per hour
519 feet per second 353.864 miles per hour
520 feet per second 354.545 miles per hour
521 feet per second 355.227 miles per hour
522 feet per second 355.909 miles per hour
523 feet per second 356.591 miles per hour