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Finding the Third Proportional to 9,192,209.50 and 20,207,891

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Solution

The third proportional to 9,192,209.50 and 20,207,891 is: 44,424,450.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,192,209.50 : 20,207,891 = 20,207,891 : x
  2. Step 2: Convert to fraction form
    9,192,209.50/20,207,891 = 20,207,891/x
  3. Step 3: Cross multiply
    9,192,209.50x = 20,207,891 × 20,207,891
  4. Step 4: Simplify right side
    9,192,209.50x = 408,358,858,667,881
  5. Step 5: Solve for x
    x = 408,358,858,667,881/9,192,209.50
  6. Step 6: Final answer
    x = 44,424,450.80

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.