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Finding the Third Proportional to 9,192,207 and 20,207,886

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Solution

The third proportional to 9,192,207 and 20,207,886 is: 44,424,440.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,192,207 : 20,207,886 = 20,207,886 : x
  2. Step 2: Convert to fraction form
    9,192,207/20,207,886 = 20,207,886/x
  3. Step 3: Cross multiply
    9,192,207x = 20,207,886 × 20,207,886
  4. Step 4: Simplify right side
    9,192,207x = 408,358,656,588,996
  5. Step 5: Solve for x
    x = 408,358,656,588,996/9,192,207
  6. Step 6: Final answer
    x = 44,424,440.90

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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.