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Finding the Third Proportional to 144,241 and 223,920

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Solution

The third proportional to 144,241 and 223,920 is: 347,613.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,241 : 223,920 = 223,920 : x
  2. Step 2: Convert to fraction form
    144,241/223,920 = 223,920/x
  3. Step 3: Cross multiply
    144,241x = 223,920 × 223,920
  4. Step 4: Simplify right side
    144,241x = 50,140,166,400
  5. Step 5: Solve for x
    x = 50,140,166,400/144,241
  6. Step 6: Final answer
    x = 347,613.83

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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.