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Finding the Third Proportional to 150.44 and 230.91

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Solution

The third proportional to 150.44 and 230.91 is: 354.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    150.44 : 230.91 = 230.91 : x
  2. Step 2: Convert to fraction form
    150.44/230.91 = 230.91/x
  3. Step 3: Cross multiply
    150.44x = 230.91 × 230.91
  4. Step 4: Simplify right side
    150.44x = 53,317.70
  5. Step 5: Solve for x
    x = 53,317.70/150.44
  6. Step 6: Final answer
    x = 354.42

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.