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Finding the Third Proportional to 16,992.38 and 36,718.88

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Solution

The third proportional to 16,992.38 and 36,718.88 is: 79,345.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,992.38 : 36,718.88 = 36,718.88 : x
  2. Step 2: Convert to fraction form
    16,992.38/36,718.88 = 36,718.88/x
  3. Step 3: Cross multiply
    16,992.38x = 36,718.88 × 36,718.88
  4. Step 4: Simplify right side
    16,992.38x = 1,348,275,781.27
  5. Step 5: Solve for x
    x = 1,348,275,781.27/16,992.38
  6. Step 6: Final answer
    x = 79,345.93

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.