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Finding the Third Proportional to 232,262 and 339,430

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Solution

The third proportional to 232,262 and 339,430 is: 496,046.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,262 : 339,430 = 339,430 : x
  2. Step 2: Convert to fraction form
    232,262/339,430 = 339,430/x
  3. Step 3: Cross multiply
    232,262x = 339,430 × 339,430
  4. Step 4: Simplify right side
    232,262x = 115,212,724,900
  5. Step 5: Solve for x
    x = 115,212,724,900/232,262
  6. Step 6: Final answer
    x = 496,046.38

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.