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Finding the Third Proportional to 226.75 and 305.94

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Solution

The third proportional to 226.75 and 305.94 is: 412.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    226.75 : 305.94 = 305.94 : x
  2. Step 2: Convert to fraction form
    226.75/305.94 = 305.94/x
  3. Step 3: Cross multiply
    226.75x = 305.94 × 305.94
  4. Step 4: Simplify right side
    226.75x = 93,597.75
  5. Step 5: Solve for x
    x = 93,597.75/226.75
  6. Step 6: Final answer
    x = 412.78

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.