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Finding the Fourth Proportional to 411.86, 568.87 and 337.37

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Solution

The fourth proportional to 411.86, 568.87 and 337.37 is: 465.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    411.86 : 568.87 = 337.37 : x
  2. Step 2: Convert to fraction form
    411.86/568.87 = 337.37/x
  3. Step 3: Cross multiply
    411.86x = 568.87 × 337.37
  4. Step 4: Simplify right side
    411.86x = 191,917.88
  5. Step 5: Solve for x
    x = 191,917.88/411.86
  6. Step 6: Final answer
    x = 465.98

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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.