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Finding the Third Proportional to 20,170,976 and 30,277,115

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Solution

The third proportional to 20,170,976 and 30,277,115 is: 45,446,670.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,170,976 : 30,277,115 = 30,277,115 : x
  2. Step 2: Convert to fraction form
    20,170,976/30,277,115 = 30,277,115/x
  3. Step 3: Cross multiply
    20,170,976x = 30,277,115 × 30,277,115
  4. Step 4: Simplify right side
    20,170,976x = 916,703,692,723,225
  5. Step 5: Solve for x
    x = 916,703,692,723,225/20,170,976
  6. Step 6: Final answer
    x = 45,446,670.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.