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Finding the Fourth Proportional to 896.10, 1,344.24 and 237.98

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Solution

The fourth proportional to 896.10, 1,344.24 and 237.98 is: 356.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    896.10 : 1,344.24 = 237.98 : x
  2. Step 2: Convert to fraction form
    896.10/1,344.24 = 237.98/x
  3. Step 3: Cross multiply
    896.10x = 1,344.24 × 237.98
  4. Step 4: Simplify right side
    896.10x = 319,898.03
  5. Step 5: Solve for x
    x = 319,898.03/896.10
  6. Step 6: Final answer
    x = 356.99

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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.