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Finding the Fourth Proportional to 362.42, 499.34 and 237.86

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Solution

The fourth proportional to 362.42, 499.34 and 237.86 is: 327.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    362.42 : 499.34 = 237.86 : x
  2. Step 2: Convert to fraction form
    362.42/499.34 = 237.86/x
  3. Step 3: Cross multiply
    362.42x = 499.34 × 237.86
  4. Step 4: Simplify right side
    362.42x = 118,774.55
  5. Step 5: Solve for x
    x = 118,774.55/362.42
  6. Step 6: Final answer
    x = 327.73

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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.