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Finding the Fourth Proportional to 352,942.80, 529,414.20 and 329,614.80

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Solution

The fourth proportional to 352,942.80, 529,414.20 and 329,614.80 is: 494,422.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,942.80 : 529,414.20 = 329,614.80 : x
  2. Step 2: Convert to fraction form
    352,942.80/529,414.20 = 329,614.80/x
  3. Step 3: Cross multiply
    352,942.80x = 529,414.20 × 329,614.80
  4. Step 4: Simplify right side
    352,942.80x = 174,502,755,650.16
  5. Step 5: Solve for x
    x = 174,502,755,650.16/352,942.80
  6. Step 6: Final answer
    x = 494,422.20

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