In this task, you will be given a list of numbers. The goal is to divide all the numbers in the list by a constant such that the sum of the resulting list is 1. The output should be rounded to 3 decimals.
Q: [-49.373, 33.587, 91.502, 72.939, -68.997, 116.391, 187.44, 181.167, 209.971]
A: 
[-0.064  0.043  0.118  0.094 -0.089  0.15   0.242  0.234  0.271]