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Finding the Third Proportional to 178.75 and 204

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Solution

The third proportional to 178.75 and 204 is: 232.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    178.75 : 204 = 204 : x
  2. Step 2: Convert to fraction form
    178.75/204 = 204/x
  3. Step 3: Cross multiply
    178.75x = 204 × 204
  4. Step 4: Simplify right side
    178.75x = 41,616
  5. Step 5: Solve for x
    x = 41,616/178.75
  6. Step 6: Final answer
    x = 232.82

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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.