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Finding the Third Proportional to 9,218,198 and 13,279,125

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Solution

The third proportional to 9,218,198 and 13,279,125 is: 19,129,027.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,218,198 : 13,279,125 = 13,279,125 : x
  2. Step 2: Convert to fraction form
    9,218,198/13,279,125 = 13,279,125/x
  3. Step 3: Cross multiply
    9,218,198x = 13,279,125 × 13,279,125
  4. Step 4: Simplify right side
    9,218,198x = 176,335,160,765,625
  5. Step 5: Solve for x
    x = 176,335,160,765,625/9,218,198
  6. Step 6: Final answer
    x = 19,129,027.25

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.