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: [170.997, 168.919, 162.608, -16.388, -81.975, -60.792, -54.261, 236.975, -95.809]
Example Output: [ 0.397  0.393  0.378 -0.038 -0.191 -0.141 -0.126  0.551 -0.223]

Example Input: [196.009, -51.198, 225.434, 163.821, 32.153, -92.074]
Example Output: [ 0.413 -0.108  0.475  0.346  0.068 -0.194]

Example Input: [-75.12, 220.468]
Example Output:
[-0.517  1.517]