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Finding the Fourth Proportional to 361.62, 499.11 and 237.48

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Solution

The fourth proportional to 361.62, 499.11 and 237.48 is: 327.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    361.62 : 499.11 = 237.48 : x
  2. Step 2: Convert to fraction form
    361.62/499.11 = 237.48/x
  3. Step 3: Cross multiply
    361.62x = 499.11 × 237.48
  4. Step 4: Simplify right side
    361.62x = 118,528.64
  5. Step 5: Solve for x
    x = 118,528.64/361.62
  6. Step 6: Final answer
    x = 327.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.