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Finding the Third Proportional to 238,926.38 and 360,234

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Solution

The third proportional to 238,926.38 and 360,234 is: 543,131.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,926.38 : 360,234 = 360,234 : x
  2. Step 2: Convert to fraction form
    238,926.38/360,234 = 360,234/x
  3. Step 3: Cross multiply
    238,926.38x = 360,234 × 360,234
  4. Step 4: Simplify right side
    238,926.38x = 129,768,534,756
  5. Step 5: Solve for x
    x = 129,768,534,756/238,926.38
  6. Step 6: Final answer
    x = 543,131.89

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.