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Finding the Third Proportional to 9,982,318.50 and 20,437,515

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Solution

The third proportional to 9,982,318.50 and 20,437,515 is: 41,843,186.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,982,318.50 : 20,437,515 = 20,437,515 : x
  2. Step 2: Convert to fraction form
    9,982,318.50/20,437,515 = 20,437,515/x
  3. Step 3: Cross multiply
    9,982,318.50x = 20,437,515 × 20,437,515
  4. Step 4: Simplify right side
    9,982,318.50x = 417,692,019,375,225
  5. Step 5: Solve for x
    x = 417,692,019,375,225/9,982,318.50
  6. Step 6: Final answer
    x = 41,843,186.97

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.