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Finding the Third Proportional to 222,589 and 344,879

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Solution

The third proportional to 222,589 and 344,879 is: 534,354.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,589 : 344,879 = 344,879 : x
  2. Step 2: Convert to fraction form
    222,589/344,879 = 344,879/x
  3. Step 3: Cross multiply
    222,589x = 344,879 × 344,879
  4. Step 4: Simplify right side
    222,589x = 118,941,524,641
  5. Step 5: Solve for x
    x = 118,941,524,641/222,589
  6. Step 6: Final answer
    x = 534,354.91

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.