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: [44.692, -96.245, 121.346, -0.537, 27.487]
Example Output: [ 0.462 -0.995  1.254 -0.006  0.284]

Example Input: [-20.728, 47.8, -7.813]
Example Output: [-1.076  2.482 -0.406]

Example Input: [-16.932, 71.543, 176.769, 100.058]
Example Output:
[-0.051  0.216  0.533  0.302]