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Finding the Fourth Proportional to 352,005.20, 527,813.40 and 141,405.20

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Solution

The fourth proportional to 352,005.20, 527,813.40 and 141,405.20 is: 212,029.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,005.20 : 527,813.40 = 141,405.20 : x
  2. Step 2: Convert to fraction form
    352,005.20/527,813.40 = 141,405.20/x
  3. Step 3: Cross multiply
    352,005.20x = 527,813.40 × 141,405.20
  4. Step 4: Simplify right side
    352,005.20x = 74,635,559,389.68
  5. Step 5: Solve for x
    x = 74,635,559,389.68/352,005.20
  6. Step 6: Final answer
    x = 212,029.71

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