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: [-1.604, 175.637, 150.68, 98.117, 211.96]
A: 
[-0.003  0.277  0.237  0.155  0.334]