With this information, you can calculate the quantity of miles per hour 634 knots is equal to.

¿What is the inverse calculation between 1 mile per hour and 634 knots?

Performing the inverse calculation of the relationship between units, we obtain that 1 mile per hour is 0.001370625 times 634 knots.

Which is the same to say that 634 knots is 729.59417 miles per hour.

Six hundred thirty-four knots equals to seven hundred twenty-nine miles per hour. *Approximation

A mile per hour is zero times six hundred thirty-four knots. *Approximation