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

Example Input: [117.426, -84.716]
Example Output: [ 3.59 -2.59]

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]