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Finding the Fourth Proportional to 363.38, 543.98 and 246.92

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Solution

The fourth proportional to 363.38, 543.98 and 246.92 is: 369.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    363.38 : 543.98 = 246.92 : x
  2. Step 2: Convert to fraction form
    363.38/543.98 = 246.92/x
  3. Step 3: Cross multiply
    363.38x = 543.98 × 246.92
  4. Step 4: Simplify right side
    363.38x = 134,317.44
  5. Step 5: Solve for x
    x = 134,317.44/363.38
  6. Step 6: Final answer
    x = 369.64

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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.