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Finding the Third Proportional to 155,241 and 335,394

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Solution

The third proportional to 155,241 and 335,394 is: 724,609.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,241 : 335,394 = 335,394 : x
  2. Step 2: Convert to fraction form
    155,241/335,394 = 335,394/x
  3. Step 3: Cross multiply
    155,241x = 335,394 × 335,394
  4. Step 4: Simplify right side
    155,241x = 112,489,135,236
  5. Step 5: Solve for x
    x = 112,489,135,236/155,241
  6. Step 6: Final answer
    x = 724,609.71

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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.