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Finding the Third Proportional to 11,777 and 24,918

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Solution

The third proportional to 11,777 and 24,918 is: 52,721.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,777 : 24,918 = 24,918 : x
  2. Step 2: Convert to fraction form
    11,777/24,918 = 24,918/x
  3. Step 3: Cross multiply
    11,777x = 24,918 × 24,918
  4. Step 4: Simplify right side
    11,777x = 620,906,724
  5. Step 5: Solve for x
    x = 620,906,724/11,777
  6. Step 6: Final answer
    x = 52,721.98

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.