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Finding the Third Proportional to 225,261 and 337,221

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Solution

The third proportional to 225,261 and 337,221 is: 504,827.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,261 : 337,221 = 337,221 : x
  2. Step 2: Convert to fraction form
    225,261/337,221 = 337,221/x
  3. Step 3: Cross multiply
    225,261x = 337,221 × 337,221
  4. Step 4: Simplify right side
    225,261x = 113,718,002,841
  5. Step 5: Solve for x
    x = 113,718,002,841/225,261
  6. Step 6: Final answer
    x = 504,827.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.