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Finding the Third Proportional to 15,920 and 24,244.50

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Solution

The third proportional to 15,920 and 24,244.50 is: 36,921.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,920 : 24,244.50 = 24,244.50 : x
  2. Step 2: Convert to fraction form
    15,920/24,244.50 = 24,244.50/x
  3. Step 3: Cross multiply
    15,920x = 24,244.50 × 24,244.50
  4. Step 4: Simplify right side
    15,920x = 587,795,780.25
  5. Step 5: Solve for x
    x = 587,795,780.25/15,920
  6. Step 6: Final answer
    x = 36,921.85

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.