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Finding the Fourth Proportional to 8,491,635.10, 12,737,452.65 and 8,491,635.10

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Solution

The fourth proportional to 8,491,635.10, 12,737,452.65 and 8,491,635.10 is: 12,737,452.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,491,635.10 : 12,737,452.65 = 8,491,635.10 : x
  2. Step 2: Convert to fraction form
    8,491,635.10/12,737,452.65 = 8,491,635.10/x
  3. Step 3: Cross multiply
    8,491,635.10x = 12,737,452.65 × 8,491,635.10
  4. Step 4: Simplify right side
    8,491,635.10x = 108,161,800,007,328.02
  5. Step 5: Solve for x
    x = 108,161,800,007,328.02/8,491,635.10
  6. Step 6: Final answer
    x = 12,737,452.65

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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.