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Finding the Third Proportional to 414,961 and 658,729

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Solution

The third proportional to 414,961 and 658,729 is: 1,045,698.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,961 : 658,729 = 658,729 : x
  2. Step 2: Convert to fraction form
    414,961/658,729 = 658,729/x
  3. Step 3: Cross multiply
    414,961x = 658,729 × 658,729
  4. Step 4: Simplify right side
    414,961x = 433,923,895,441
  5. Step 5: Solve for x
    x = 433,923,895,441/414,961
  6. Step 6: Final answer
    x = 1,045,698.02

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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.