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Finding the Third Proportional to 8,972,334 and 13,455,207

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Solution

The third proportional to 8,972,334 and 13,455,207 is: 20,177,870.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,972,334 : 13,455,207 = 13,455,207 : x
  2. Step 2: Convert to fraction form
    8,972,334/13,455,207 = 13,455,207/x
  3. Step 3: Cross multiply
    8,972,334x = 13,455,207 × 13,455,207
  4. Step 4: Simplify right side
    8,972,334x = 181,042,595,412,849
  5. Step 5: Solve for x
    x = 181,042,595,412,849/8,972,334
  6. Step 6: Final answer
    x = 20,177,870.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.