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Finding the Fourth Proportional to 411.96, 568.62 and 237.36

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Solution

The fourth proportional to 411.96, 568.62 and 237.36 is: 327.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    411.96 : 568.62 = 237.36 : x
  2. Step 2: Convert to fraction form
    411.96/568.62 = 237.36/x
  3. Step 3: Cross multiply
    411.96x = 568.62 × 237.36
  4. Step 4: Simplify right side
    411.96x = 134,967.64
  5. Step 5: Solve for x
    x = 134,967.64/411.96
  6. Step 6: Final answer
    x = 327.62

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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.