To round 963803.7532 to the nearest thousandth, follow these steps:
Identify the thousandth place: In the number 963803.7532, the thousandth place is the third digit after the decimal point, which is 3.
Look at the ten-thousandth place: The digit in the ten-thousandth place (the fourth digit after the decimal point) is 2.
Apply rounding rules: Since the digit in the ten-thousandth place (2) is less than 5, you do not change the thousandth place.
Final rounded result: The thousandth place (3) remain same 3, so the number rounds to 963803.753
Thus, 963803.7532 rounded to the nearest thousandth is 963803.753