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Finding the Third Proportional to 8,335.38 and 18,101.75

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Solution

The third proportional to 8,335.38 and 18,101.75 is: 39,311.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,335.38 : 18,101.75 = 18,101.75 : x
  2. Step 2: Convert to fraction form
    8,335.38/18,101.75 = 18,101.75/x
  3. Step 3: Cross multiply
    8,335.38x = 18,101.75 × 18,101.75
  4. Step 4: Simplify right side
    8,335.38x = 327,673,353.06
  5. Step 5: Solve for x
    x = 327,673,353.06/8,335.38
  6. Step 6: Final answer
    x = 39,311.17

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.