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Finding the Fourth Proportional to 331.37, 496.69 and 233.87

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Solution

The fourth proportional to 331.37, 496.69 and 233.87 is: 350.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    331.37 : 496.69 = 233.87 : x
  2. Step 2: Convert to fraction form
    331.37/496.69 = 233.87/x
  3. Step 3: Cross multiply
    331.37x = 496.69 × 233.87
  4. Step 4: Simplify right side
    331.37x = 116,160.89
  5. Step 5: Solve for x
    x = 116,160.89/331.37
  6. Step 6: Final answer
    x = 350.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.