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Finding the Fourth Proportional to 341.41, 471.05 and 194.04

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Solution

The fourth proportional to 341.41, 471.05 and 194.04 is: 267.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    341.41 : 471.05 = 194.04 : x
  2. Step 2: Convert to fraction form
    341.41/471.05 = 194.04/x
  3. Step 3: Cross multiply
    341.41x = 471.05 × 194.04
  4. Step 4: Simplify right side
    341.41x = 91,402.54
  5. Step 5: Solve for x
    x = 91,402.54/341.41
  6. Step 6: Final answer
    x = 267.72

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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.