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Finding the Fourth Proportional to 237.02, 354.92 and 230.18

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Solution

The fourth proportional to 237.02, 354.92 and 230.18 is: 344.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    237.02 : 354.92 = 230.18 : x
  2. Step 2: Convert to fraction form
    237.02/354.92 = 230.18/x
  3. Step 3: Cross multiply
    237.02x = 354.92 × 230.18
  4. Step 4: Simplify right side
    237.02x = 81,695.49
  5. Step 5: Solve for x
    x = 81,695.49/237.02
  6. Step 6: Final answer
    x = 344.68

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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.