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Finding the Third Proportional to 167.50 and 218

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Solution

The third proportional to 167.50 and 218 is: 283.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    167.50 : 218 = 218 : x
  2. Step 2: Convert to fraction form
    167.50/218 = 218/x
  3. Step 3: Cross multiply
    167.50x = 218 × 218
  4. Step 4: Simplify right side
    167.50x = 47,524
  5. Step 5: Solve for x
    x = 47,524/167.50
  6. Step 6: Final answer
    x = 283.73

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