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Finding the Third Proportional to 227 and 497.38

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Solution

The third proportional to 227 and 497.38 is: 1,089.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    227 : 497.38 = 497.38 : x
  2. Step 2: Convert to fraction form
    227/497.38 = 497.38/x
  3. Step 3: Cross multiply
    227x = 497.38 × 497.38
  4. Step 4: Simplify right side
    227x = 247,381.89
  5. Step 5: Solve for x
    x = 247,381.89/227
  6. Step 6: Final answer
    x = 1,089.79

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.