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Finding the Fourth Proportional to 362.73, 499.72 and 296.85

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Solution

The fourth proportional to 362.73, 499.72 and 296.85 is: 408.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    362.73 : 499.72 = 296.85 : x
  2. Step 2: Convert to fraction form
    362.73/499.72 = 296.85/x
  3. Step 3: Cross multiply
    362.73x = 499.72 × 296.85
  4. Step 4: Simplify right side
    362.73x = 148,341.88
  5. Step 5: Solve for x
    x = 148,341.88/362.73
  6. Step 6: Final answer
    x = 408.96

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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.