Instructions: 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.
Input: [-76.029, 170.553, -60.278, 133.739, 161.243, 21.504]
Output:
[-0.217  0.486 -0.172  0.381  0.46   0.061]