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Finding the Third Proportional to 7,489,078 and 16,115,802

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Solution

The third proportional to 7,489,078 and 16,115,802 is: 34,679,712.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,489,078 : 16,115,802 = 16,115,802 : x
  2. Step 2: Convert to fraction form
    7,489,078/16,115,802 = 16,115,802/x
  3. Step 3: Cross multiply
    7,489,078x = 16,115,802 × 16,115,802
  4. Step 4: Simplify right side
    7,489,078x = 259,719,074,103,204
  5. Step 5: Solve for x
    x = 259,719,074,103,204/7,489,078
  6. Step 6: Final answer
    x = 34,679,712.79

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.