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Finding the Third Proportional to 8,972,062 and 19,681,134

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Solution

The third proportional to 8,972,062 and 19,681,134 is: 43,172,576.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,972,062 : 19,681,134 = 19,681,134 : x
  2. Step 2: Convert to fraction form
    8,972,062/19,681,134 = 19,681,134/x
  3. Step 3: Cross multiply
    8,972,062x = 19,681,134 × 19,681,134
  4. Step 4: Simplify right side
    8,972,062x = 387,347,035,525,956
  5. Step 5: Solve for x
    x = 387,347,035,525,956/8,972,062
  6. Step 6: Final answer
    x = 43,172,576.78

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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.