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Finding the Third Proportional to 15,766 and 24,729

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Solution

The third proportional to 15,766 and 24,729 is: 38,787.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,766 : 24,729 = 24,729 : x
  2. Step 2: Convert to fraction form
    15,766/24,729 = 24,729/x
  3. Step 3: Cross multiply
    15,766x = 24,729 × 24,729
  4. Step 4: Simplify right side
    15,766x = 611,523,441
  5. Step 5: Solve for x
    x = 611,523,441/15,766
  6. Step 6: Final answer
    x = 38,787.48

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.