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: [-17.732, 204.999]
Example Output: [-0.095  1.095]

Example Input: [-88.081, 161.295]
Example Output: [-1.203  2.203]

Example Input: [238.89, -17.849, -63.135, 225.434, 75.727, 111.088, 209.35, 90.704]
Example Output:
[ 0.275 -0.021 -0.073  0.259  0.087  0.128  0.241  0.104]