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Finding the Third Proportional to 233 and 254

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Solution

The third proportional to 233 and 254 is: 276.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    233 : 254 = 254 : x
  2. Step 2: Convert to fraction form
    233/254 = 254/x
  3. Step 3: Cross multiply
    233x = 254 × 254
  4. Step 4: Simplify right side
    233x = 64,516
  5. Step 5: Solve for x
    x = 64,516/233
  6. Step 6: Final answer
    x = 276.89

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Why These Related Problems?

These problems maintain the same ratio (1.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.