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Finding the Third Proportional to 8,892 and 18,624

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Solution

The third proportional to 8,892 and 18,624 is: 39,007.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,892 : 18,624 = 18,624 : x
  2. Step 2: Convert to fraction form
    8,892/18,624 = 18,624/x
  3. Step 3: Cross multiply
    8,892x = 18,624 × 18,624
  4. Step 4: Simplify right side
    8,892x = 346,853,376
  5. Step 5: Solve for x
    x = 346,853,376/8,892
  6. Step 6: Final answer
    x = 39,007.35

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.