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Finding the Third Proportional to 150.75 and 199.03

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Solution

The third proportional to 150.75 and 199.03 is: 262.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    150.75 : 199.03 = 199.03 : x
  2. Step 2: Convert to fraction form
    150.75/199.03 = 199.03/x
  3. Step 3: Cross multiply
    150.75x = 199.03 × 199.03
  4. Step 4: Simplify right side
    150.75x = 39,613.44
  5. Step 5: Solve for x
    x = 39,613.44/150.75
  6. Step 6: Final answer
    x = 262.78

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Why These Related Problems?

These problems maintain the same ratio (1.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.