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Finding the Third Proportional to 4,318,657.31 and 9,226,882.13

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Solution

The third proportional to 4,318,657.31 and 9,226,882.13 is: 19,713,384.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,318,657.31 : 9,226,882.13 = 9,226,882.13 : x
  2. Step 2: Convert to fraction form
    4,318,657.31/9,226,882.13 = 9,226,882.13/x
  3. Step 3: Cross multiply
    4,318,657.31x = 9,226,882.13 × 9,226,882.13
  4. Step 4: Simplify right side
    4,318,657.31x = 85,135,353,748,644.52
  5. Step 5: Solve for x
    x = 85,135,353,748,644.52/4,318,657.31
  6. Step 6: Final answer
    x = 19,713,384.88

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.