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Finding the Third Proportional to 15,843 and 24,918

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Solution

The third proportional to 15,843 and 24,918 is: 39,191.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,843 : 24,918 = 24,918 : x
  2. Step 2: Convert to fraction form
    15,843/24,918 = 24,918/x
  3. Step 3: Cross multiply
    15,843x = 24,918 × 24,918
  4. Step 4: Simplify right side
    15,843x = 620,906,724
  5. Step 5: Solve for x
    x = 620,906,724/15,843
  6. Step 6: Final answer
    x = 39,191.23

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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.