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Finding the Third Proportional to 236.75 and 266

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Solution

The third proportional to 236.75 and 266 is: 298.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    236.75 : 266 = 266 : x
  2. Step 2: Convert to fraction form
    236.75/266 = 266/x
  3. Step 3: Cross multiply
    236.75x = 266 × 266
  4. Step 4: Simplify right side
    236.75x = 70,756
  5. Step 5: Solve for x
    x = 70,756/236.75
  6. Step 6: Final answer
    x = 298.86

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These problems maintain the same ratio (1.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.