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Finding the Third Proportional to 250,039 and 539,170

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Solution

The third proportional to 250,039 and 539,170 is: 1,162,635.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,039 : 539,170 = 539,170 : x
  2. Step 2: Convert to fraction form
    250,039/539,170 = 539,170/x
  3. Step 3: Cross multiply
    250,039x = 539,170 × 539,170
  4. Step 4: Simplify right side
    250,039x = 290,704,288,900
  5. Step 5: Solve for x
    x = 290,704,288,900/250,039
  6. Step 6: Final answer
    x = 1,162,635.78

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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.