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Finding the Third Proportional to 227,983.50 and 391,181.25

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Solution

The third proportional to 227,983.50 and 391,181.25 is: 671,201.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,983.50 : 391,181.25 = 391,181.25 : x
  2. Step 2: Convert to fraction form
    227,983.50/391,181.25 = 391,181.25/x
  3. Step 3: Cross multiply
    227,983.50x = 391,181.25 × 391,181.25
  4. Step 4: Simplify right side
    227,983.50x = 153,022,770,351.56
  5. Step 5: Solve for x
    x = 153,022,770,351.56/227,983.50
  6. Step 6: Final answer
    x = 671,201.08

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Why These Related Problems?

These problems maintain the same ratio (1.72) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.