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Finding the Fourth Proportional to 534,363,559.20, 801,545,338.80 and 534,363,559.20

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Solution

The fourth proportional to 534,363,559.20, 801,545,338.80 and 534,363,559.20 is: 801,545,338.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,363,559.20 : 801,545,338.80 = 534,363,559.20 : x
  2. Step 2: Convert to fraction form
    534,363,559.20/801,545,338.80 = 534,363,559.20/x
  3. Step 3: Cross multiply
    534,363,559.20x = 801,545,338.80 × 534,363,559.20
  4. Step 4: Simplify right side
    534,363,559.20x = 428,316,620,101,337,792
  5. Step 5: Solve for x
    x = 428,316,620,101,337,792/534,363,559.20
  6. Step 6: Final answer
    x = 801,545,338.80

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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.