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Finding the Third Proportional to 111 and 195.50

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Solution

The third proportional to 111 and 195.50 is: 344.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    111 : 195.50 = 195.50 : x
  2. Step 2: Convert to fraction form
    111/195.50 = 195.50/x
  3. Step 3: Cross multiply
    111x = 195.50 × 195.50
  4. Step 4: Simplify right side
    111x = 38,220.25
  5. Step 5: Solve for x
    x = 38,220.25/111
  6. Step 6: Final answer
    x = 344.33

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These problems maintain the same ratio (1.76) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.