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.

Example Input: [-67.573, 107.519]
Example Output: [-1.692 2.692]

Example Input: [33.164, -85.364, -1.016, 189.358, 121.052, -57.865, -91.84]
Example Output: [ 0.309 -0.794 -0.009 1.762 1.126 -0.538 -0.854]

Example Input: [53.768, 174.654, -42.69, 231.966]
Example Output:
[ 0.129 0.418 -0.102 0.555]