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Finding the Third Proportional to 16,992,196 and 36,691,939

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Solution

The third proportional to 16,992,196 and 36,691,939 is: 79,230,394.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,992,196 : 36,691,939 = 36,691,939 : x
  2. Step 2: Convert to fraction form
    16,992,196/36,691,939 = 36,691,939/x
  3. Step 3: Cross multiply
    16,992,196x = 36,691,939 × 36,691,939
  4. Step 4: Simplify right side
    16,992,196x = 1,346,298,387,579,721
  5. Step 5: Solve for x
    x = 1,346,298,387,579,721/16,992,196
  6. Step 6: Final answer
    x = 79,230,394.21

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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.