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Finding the Fourth Proportional to 249.86, 372.74 and 246.62

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Solution

The fourth proportional to 249.86, 372.74 and 246.62 is: 367.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    249.86 : 372.74 = 246.62 : x
  2. Step 2: Convert to fraction form
    249.86/372.74 = 246.62/x
  3. Step 3: Cross multiply
    249.86x = 372.74 × 246.62
  4. Step 4: Simplify right side
    249.86x = 91,925.14
  5. Step 5: Solve for x
    x = 91,925.14/249.86
  6. Step 6: Final answer
    x = 367.91

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.