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Finding the Third Proportional to 225.91 and 497.39

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Solution

The third proportional to 225.91 and 497.39 is: 1,095.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    225.91 : 497.39 = 497.39 : x
  2. Step 2: Convert to fraction form
    225.91/497.39 = 497.39/x
  3. Step 3: Cross multiply
    225.91x = 497.39 × 497.39
  4. Step 4: Simplify right side
    225.91x = 247,397.43
  5. Step 5: Solve for x
    x = 247,397.43/225.91
  6. Step 6: Final answer
    x = 1,095.10

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.