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Finding the Fourth Proportional to 360.24, 496.87 and 235.85

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Solution

The fourth proportional to 360.24, 496.87 and 235.85 is: 325.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    360.24 : 496.87 = 235.85 : x
  2. Step 2: Convert to fraction form
    360.24/496.87 = 235.85/x
  3. Step 3: Cross multiply
    360.24x = 496.87 × 235.85
  4. Step 4: Simplify right side
    360.24x = 117,187.44
  5. Step 5: Solve for x
    x = 117,187.44/360.24
  6. Step 6: Final answer
    x = 325.30

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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.