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Finding the Third Proportional to 635,461 and 888,812

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Solution

The third proportional to 635,461 and 888,812 is: 1,243,171.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,461 : 888,812 = 888,812 : x
  2. Step 2: Convert to fraction form
    635,461/888,812 = 888,812/x
  3. Step 3: Cross multiply
    635,461x = 888,812 × 888,812
  4. Step 4: Simplify right side
    635,461x = 789,986,771,344
  5. Step 5: Solve for x
    x = 789,986,771,344/635,461
  6. Step 6: Final answer
    x = 1,243,171.13

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.