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Finding the Third Proportional to 18,600 and 26,016

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Solution

The third proportional to 18,600 and 26,016 is: 36,388.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,600 : 26,016 = 26,016 : x
  2. Step 2: Convert to fraction form
    18,600/26,016 = 26,016/x
  3. Step 3: Cross multiply
    18,600x = 26,016 × 26,016
  4. Step 4: Simplify right side
    18,600x = 676,832,256
  5. Step 5: Solve for x
    x = 676,832,256/18,600
  6. Step 6: Final answer
    x = 36,388.83

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.