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Finding the Fourth Proportional to 657,957.52, 986,869.86 and 446,085.82

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Solution

The fourth proportional to 657,957.52, 986,869.86 and 446,085.82 is: 669,083.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,957.52 : 986,869.86 = 446,085.82 : x
  2. Step 2: Convert to fraction form
    657,957.52/986,869.86 = 446,085.82/x
  3. Step 3: Cross multiply
    657,957.52x = 986,869.86 × 446,085.82
  4. Step 4: Simplify right side
    657,957.52x = 440,228,650,731.39
  5. Step 5: Solve for x
    x = 440,228,650,731.39/657,957.52
  6. Step 6: Final answer
    x = 669,083.70

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