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Finding the Third Proportional to 226.50 and 612.25

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Solution

The third proportional to 226.50 and 612.25 is: 1,654.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    226.50 : 612.25 = 612.25 : x
  2. Step 2: Convert to fraction form
    226.50/612.25 = 612.25/x
  3. Step 3: Cross multiply
    226.50x = 612.25 × 612.25
  4. Step 4: Simplify right side
    226.50x = 374,850.06
  5. Step 5: Solve for x
    x = 374,850.06/226.50
  6. Step 6: Final answer
    x = 1,654.97

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Why These Related Problems?

These problems maintain the same ratio (2.70) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.