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Finding the Third Proportional to 16,864.88 and 36,645.75

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Solution

The third proportional to 16,864.88 and 36,645.75 is: 79,627.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,864.88 : 36,645.75 = 36,645.75 : x
  2. Step 2: Convert to fraction form
    16,864.88/36,645.75 = 36,645.75/x
  3. Step 3: Cross multiply
    16,864.88x = 36,645.75 × 36,645.75
  4. Step 4: Simplify right side
    16,864.88x = 1,342,910,993.06
  5. Step 5: Solve for x
    x = 1,342,910,993.06/16,864.88
  6. Step 6: Final answer
    x = 79,627.69

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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.