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: [-46.5, 4.215, 105.396, 76.508]
Example Output: [-0.333 0.03 0.755 0.548]

Example Input: [126.888, 168.76, 70.177, -33.353, 169.892, 64.311]
Example Output: [ 0.224 0.298 0.124 -0.059 0.3 0.113]

Example Input: [171.572, 239.201, 219.568, -78.736, 14.849, 59.556, -4.427]
Example Output:
[ 0.276 0.385 0.353 -0.127 0.024 0.096 -0.007]