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Finding the Third Proportional to 16,691.06 and 36,298.13

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Solution

The third proportional to 16,691.06 and 36,298.13 is: 78,937.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,691.06 : 36,298.13 = 36,298.13 : x
  2. Step 2: Convert to fraction form
    16,691.06/36,298.13 = 36,298.13/x
  3. Step 3: Cross multiply
    16,691.06x = 36,298.13 × 36,298.13
  4. Step 4: Simplify right side
    16,691.06x = 1,317,553,878.52
  5. Step 5: Solve for x
    x = 1,317,553,878.52/16,691.06
  6. Step 6: Final answer
    x = 78,937.69

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1.5x scale

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.