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Finding the Third Proportional to 20,024 and 29,872

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Solution

The third proportional to 20,024 and 29,872 is: 44,563.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,024 : 29,872 = 29,872 : x
  2. Step 2: Convert to fraction form
    20,024/29,872 = 29,872/x
  3. Step 3: Cross multiply
    20,024x = 29,872 × 29,872
  4. Step 4: Simplify right side
    20,024x = 892,336,384
  5. Step 5: Solve for x
    x = 892,336,384/20,024
  6. Step 6: Final answer
    x = 44,563.34

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.