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Finding the Fourth Proportional to 352,564.84, 528,912.87 and 115,916.86

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Solution

The fourth proportional to 352,564.84, 528,912.87 and 115,916.86 is: 173,896.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,564.84 : 528,912.87 = 115,916.86 : x
  2. Step 2: Convert to fraction form
    352,564.84/528,912.87 = 115,916.86/x
  3. Step 3: Cross multiply
    352,564.84x = 528,912.87 × 115,916.86
  4. Step 4: Simplify right side
    352,564.84x = 61,309,919,103.99
  5. Step 5: Solve for x
    x = 61,309,919,103.99/352,564.84
  6. Step 6: Final answer
    x = 173,896.86

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