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Finding the Third Proportional to 14,864 and 18,624

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Solution

The third proportional to 14,864 and 18,624 is: 23,335.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,864 : 18,624 = 18,624 : x
  2. Step 2: Convert to fraction form
    14,864/18,624 = 18,624/x
  3. Step 3: Cross multiply
    14,864x = 18,624 × 18,624
  4. Step 4: Simplify right side
    14,864x = 346,853,376
  5. Step 5: Solve for x
    x = 346,853,376/14,864
  6. Step 6: Final answer
    x = 23,335.13

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Why These Related Problems?

These problems maintain the same ratio (1.25) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.