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Finding the Third Proportional to 1,278,034 and 2,755,357

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Solution

The third proportional to 1,278,034 and 2,755,357 is: 5,940,367.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,278,034 : 2,755,357 = 2,755,357 : x
  2. Step 2: Convert to fraction form
    1,278,034/2,755,357 = 2,755,357/x
  3. Step 3: Cross multiply
    1,278,034x = 2,755,357 × 2,755,357
  4. Step 4: Simplify right side
    1,278,034x = 7,591,992,197,449
  5. Step 5: Solve for x
    x = 7,591,992,197,449/1,278,034
  6. Step 6: Final answer
    x = 5,940,367.94

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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.