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Finding the Fourth Proportional to 240.54, 360.82 and 236.50

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Solution

The fourth proportional to 240.54, 360.82 and 236.50 is: 354.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    240.54 : 360.82 = 236.50 : x
  2. Step 2: Convert to fraction form
    240.54/360.82 = 236.50/x
  3. Step 3: Cross multiply
    240.54x = 360.82 × 236.50
  4. Step 4: Simplify right side
    240.54x = 85,333.93
  5. Step 5: Solve for x
    x = 85,333.93/240.54
  6. Step 6: Final answer
    x = 354.76

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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.