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Finding the Third Proportional to 5,117,155.50 and 11,031,432

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Solution

The third proportional to 5,117,155.50 and 11,031,432 is: 23,781,276.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,117,155.50 : 11,031,432 = 11,031,432 : x
  2. Step 2: Convert to fraction form
    5,117,155.50/11,031,432 = 11,031,432/x
  3. Step 3: Cross multiply
    5,117,155.50x = 11,031,432 × 11,031,432
  4. Step 4: Simplify right side
    5,117,155.50x = 121,692,491,970,624
  5. Step 5: Solve for x
    x = 121,692,491,970,624/5,117,155.50
  6. Step 6: Final answer
    x = 23,781,276.92

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.