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Finding the Fourth Proportional to 352.06, 527.28 and 230.16

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Solution

The fourth proportional to 352.06, 527.28 and 230.16 is: 344.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    352.06 : 527.28 = 230.16 : x
  2. Step 2: Convert to fraction form
    352.06/527.28 = 230.16/x
  3. Step 3: Cross multiply
    352.06x = 527.28 × 230.16
  4. Step 4: Simplify right side
    352.06x = 121,356.13
  5. Step 5: Solve for x
    x = 121,356.13/352.06
  6. Step 6: Final answer
    x = 344.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.