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Finding the Third Proportional to 3,918,948 and 5,937,489

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Solution

The third proportional to 3,918,948 and 5,937,489 is: 8,995,724.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,918,948 : 5,937,489 = 5,937,489 : x
  2. Step 2: Convert to fraction form
    3,918,948/5,937,489 = 5,937,489/x
  3. Step 3: Cross multiply
    3,918,948x = 5,937,489 × 5,937,489
  4. Step 4: Simplify right side
    3,918,948x = 35,253,775,625,121
  5. Step 5: Solve for x
    x = 35,253,775,625,121/3,918,948
  6. Step 6: Final answer
    x = 8,995,724.27

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.