With this information, you can calculate the quantity of miles per hour 648 knots is equal to.

¿What is the inverse calculation between 1 mile per hour and 648 knots?

Performing the inverse calculation of the relationship between units, we obtain that 1 mile per hour is 0.0013410127 times 648 knots.

Which is the same to say that 648 knots is 745.70508 miles per hour.

Six hundred forty-eight knots equals to seven hundred forty-five miles per hour. *Approximation

A mile per hour is zero times six hundred forty-eight knots. *Approximation