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Finding the Third Proportional to 11,452 and 18,286

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Solution

The third proportional to 11,452 and 18,286 is: 29,198.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,452 : 18,286 = 18,286 : x
  2. Step 2: Convert to fraction form
    11,452/18,286 = 18,286/x
  3. Step 3: Cross multiply
    11,452x = 18,286 × 18,286
  4. Step 4: Simplify right side
    11,452x = 334,377,796
  5. Step 5: Solve for x
    x = 334,377,796/11,452
  6. Step 6: Final answer
    x = 29,198.20

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Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.