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Finding the Fourth Proportional to 529,689,737.20, 794,534,605.80 and 529,689,737.20

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Solution

The fourth proportional to 529,689,737.20, 794,534,605.80 and 529,689,737.20 is: 794,534,605.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,689,737.20 : 794,534,605.80 = 529,689,737.20 : x
  2. Step 2: Convert to fraction form
    529,689,737.20/794,534,605.80 = 529,689,737.20/x
  3. Step 3: Cross multiply
    529,689,737.20x = 794,534,605.80 × 529,689,737.20
  4. Step 4: Simplify right side
    529,689,737.20x = 420,856,826,542,507,584
  5. Step 5: Solve for x
    x = 420,856,826,542,507,584/529,689,737.20
  6. Step 6: Final answer
    x = 794,534,605.80

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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.