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Finding the Third Proportional to 414,788 and 659,542

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Solution

The third proportional to 414,788 and 659,542 is: 1,048,718.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,788 : 659,542 = 659,542 : x
  2. Step 2: Convert to fraction form
    414,788/659,542 = 659,542/x
  3. Step 3: Cross multiply
    414,788x = 659,542 × 659,542
  4. Step 4: Simplify right side
    414,788x = 434,995,649,764
  5. Step 5: Solve for x
    x = 434,995,649,764/414,788
  6. Step 6: Final answer
    x = 1,048,718.02

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.