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Finding the Fourth Proportional to 341.48, 471.24 and 201.65

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Solution

The fourth proportional to 341.48, 471.24 and 201.65 is: 278.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    341.48 : 471.24 = 201.65 : x
  2. Step 2: Convert to fraction form
    341.48/471.24 = 201.65/x
  3. Step 3: Cross multiply
    341.48x = 471.24 × 201.65
  4. Step 4: Simplify right side
    341.48x = 95,023.19
  5. Step 5: Solve for x
    x = 95,023.19/341.48
  6. Step 6: Final answer
    x = 278.27

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.