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: [-59.828, 30.296, 154.848, 160.154, -97.69]
A: 
[-0.319  0.161  0.825  0.853 -0.52 ]