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Finding the Fourth Proportional to 3,289,862.10, 4,934,793.15 and 3,289,862.10

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Solution

The fourth proportional to 3,289,862.10, 4,934,793.15 and 3,289,862.10 is: 4,934,793.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,289,862.10 : 4,934,793.15 = 3,289,862.10 : x
  2. Step 2: Convert to fraction form
    3,289,862.10/4,934,793.15 = 3,289,862.10/x
  3. Step 3: Cross multiply
    3,289,862.10x = 4,934,793.15 × 3,289,862.10
  4. Step 4: Simplify right side
    3,289,862.10x = 16,234,788,955,524.62
  5. Step 5: Solve for x
    x = 16,234,788,955,524.62/3,289,862.10
  6. Step 6: Final answer
    x = 4,934,793.15

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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.