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Finding the Fourth Proportional to 352,193.60, 527,901.60 and 194,535.20

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Solution

The fourth proportional to 352,193.60, 527,901.60 and 194,535.20 is: 291,588.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,193.60 : 527,901.60 = 194,535.20 : x
  2. Step 2: Convert to fraction form
    352,193.60/527,901.60 = 194,535.20/x
  3. Step 3: Cross multiply
    352,193.60x = 527,901.60 × 194,535.20
  4. Step 4: Simplify right side
    352,193.60x = 102,695,443,336.32
  5. Step 5: Solve for x
    x = 102,695,443,336.32/352,193.60
  6. Step 6: Final answer
    x = 291,588.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.