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Finding the Third Proportional to 10,724 and 16,566

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Solution

The third proportional to 10,724 and 16,566 is: 25,590.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,724 : 16,566 = 16,566 : x
  2. Step 2: Convert to fraction form
    10,724/16,566 = 16,566/x
  3. Step 3: Cross multiply
    10,724x = 16,566 × 16,566
  4. Step 4: Simplify right side
    10,724x = 274,432,356
  5. Step 5: Solve for x
    x = 274,432,356/10,724
  6. Step 6: Final answer
    x = 25,590.48

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.