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Finding the Third Proportional to 233.72 and 266.34

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Solution

The third proportional to 233.72 and 266.34 is: 303.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    233.72 : 266.34 = 266.34 : x
  2. Step 2: Convert to fraction form
    233.72/266.34 = 266.34/x
  3. Step 3: Cross multiply
    233.72x = 266.34 × 266.34
  4. Step 4: Simplify right side
    233.72x = 70,938.99
  5. Step 5: Solve for x
    x = 70,938.99/233.72
  6. Step 6: Final answer
    x = 303.52

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Why These Related Problems?

These problems maintain the same ratio (1.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.