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Finding the Fourth Proportional to 341.44, 471.17 and 194.07

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Solution

The fourth proportional to 341.44, 471.17 and 194.07 is: 267.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    341.44 : 471.17 = 194.07 : x
  2. Step 2: Convert to fraction form
    341.44/471.17 = 194.07/x
  3. Step 3: Cross multiply
    341.44x = 471.17 × 194.07
  4. Step 4: Simplify right side
    341.44x = 91,439.80
  5. Step 5: Solve for x
    x = 91,439.80/341.44
  6. Step 6: Final answer
    x = 267.81

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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.