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Finding the Third Proportional to 16,992,216 and 36,691,980

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Solution

The third proportional to 16,992,216 and 36,691,980 is: 79,230,478.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,992,216 : 36,691,980 = 36,691,980 : x
  2. Step 2: Convert to fraction form
    16,992,216/36,691,980 = 36,691,980/x
  3. Step 3: Cross multiply
    16,992,216x = 36,691,980 × 36,691,980
  4. Step 4: Simplify right side
    16,992,216x = 1,346,301,396,320,400
  5. Step 5: Solve for x
    x = 1,346,301,396,320,400/16,992,216
  6. Step 6: Final answer
    x = 79,230,478.02

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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.