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Finding the Third Proportional to 22,170 and 34,329

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Solution

The third proportional to 22,170 and 34,329 is: 53,156.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,170 : 34,329 = 34,329 : x
  2. Step 2: Convert to fraction form
    22,170/34,329 = 34,329/x
  3. Step 3: Cross multiply
    22,170x = 34,329 × 34,329
  4. Step 4: Simplify right side
    22,170x = 1,178,480,241
  5. Step 5: Solve for x
    x = 1,178,480,241/22,170
  6. Step 6: Final answer
    x = 53,156.53

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.