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Finding the Fourth Proportional to 534,357,116.20, 801,535,674.30 and 534,357,116.20

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Solution

The fourth proportional to 534,357,116.20, 801,535,674.30 and 534,357,116.20 is: 801,535,674.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,357,116.20 : 801,535,674.30 = 534,357,116.20 : x
  2. Step 2: Convert to fraction form
    534,357,116.20/801,535,674.30 = 534,357,116.20/x
  3. Step 3: Cross multiply
    534,357,116.20x = 801,535,674.30 × 534,357,116.20
  4. Step 4: Simplify right side
    534,357,116.20x = 428,306,291,450,370,432
  5. Step 5: Solve for x
    x = 428,306,291,450,370,432/534,357,116.20
  6. Step 6: Final answer
    x = 801,535,674.30

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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.