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Finding the Third Proportional to 1,127,717 and 2,431,489

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Solution

The third proportional to 1,127,717 and 2,431,489 is: 5,242,573.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,717 : 2,431,489 = 2,431,489 : x
  2. Step 2: Convert to fraction form
    1,127,717/2,431,489 = 2,431,489/x
  3. Step 3: Cross multiply
    1,127,717x = 2,431,489 × 2,431,489
  4. Step 4: Simplify right side
    1,127,717x = 5,912,138,757,121
  5. Step 5: Solve for x
    x = 5,912,138,757,121/1,127,717
  6. Step 6: Final answer
    x = 5,242,573.05

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Why These Related Problems?

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