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Finding the Third Proportional to 5,972,480 and 12,940,288

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Solution

The third proportional to 5,972,480 and 12,940,288 is: 28,037,105.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,972,480 : 12,940,288 = 12,940,288 : x
  2. Step 2: Convert to fraction form
    5,972,480/12,940,288 = 12,940,288/x
  3. Step 3: Cross multiply
    5,972,480x = 12,940,288 × 12,940,288
  4. Step 4: Simplify right side
    5,972,480x = 167,451,053,522,944
  5. Step 5: Solve for x
    x = 167,451,053,522,944/5,972,480
  6. Step 6: Final answer
    x = 28,037,105.78

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.