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Finding the Fourth Proportional to 344.73, 475.67 and 204.79

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Solution

The fourth proportional to 344.73, 475.67 and 204.79 is: 282.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    344.73 : 475.67 = 204.79 : x
  2. Step 2: Convert to fraction form
    344.73/475.67 = 204.79/x
  3. Step 3: Cross multiply
    344.73x = 475.67 × 204.79
  4. Step 4: Simplify right side
    344.73x = 97,414.90
  5. Step 5: Solve for x
    x = 97,414.90/344.73
  6. Step 6: Final answer
    x = 282.58

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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.