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Finding the Third Proportional to 24,890 and 38,850

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Solution

The third proportional to 24,890 and 38,850 is: 60,639.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,890 : 38,850 = 38,850 : x
  2. Step 2: Convert to fraction form
    24,890/38,850 = 38,850/x
  3. Step 3: Cross multiply
    24,890x = 38,850 × 38,850
  4. Step 4: Simplify right side
    24,890x = 1,509,322,500
  5. Step 5: Solve for x
    x = 1,509,322,500/24,890
  6. Step 6: Final answer
    x = 60,639.71

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.