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Finding the Fourth Proportional to 248.08, 341.96 and 204.48

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Solution

The fourth proportional to 248.08, 341.96 and 204.48 is: 281.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    248.08 : 341.96 = 204.48 : x
  2. Step 2: Convert to fraction form
    248.08/341.96 = 204.48/x
  3. Step 3: Cross multiply
    248.08x = 341.96 × 204.48
  4. Step 4: Simplify right side
    248.08x = 69,923.98
  5. Step 5: Solve for x
    x = 69,923.98/248.08
  6. Step 6: Final answer
    x = 281.86

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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.