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Finding the Third Proportional to 8,512 and 18,051

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Solution

The third proportional to 8,512 and 18,051 is: 38,279.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,512 : 18,051 = 18,051 : x
  2. Step 2: Convert to fraction form
    8,512/18,051 = 18,051/x
  3. Step 3: Cross multiply
    8,512x = 18,051 × 18,051
  4. Step 4: Simplify right side
    8,512x = 325,838,601
  5. Step 5: Solve for x
    x = 325,838,601/8,512
  6. Step 6: Final answer
    x = 38,279.91

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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.