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Finding the Fourth Proportional to 382.83, 573.84 and 163.41

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Solution

The fourth proportional to 382.83, 573.84 and 163.41 is: 244.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    382.83 : 573.84 = 163.41 : x
  2. Step 2: Convert to fraction form
    382.83/573.84 = 163.41/x
  3. Step 3: Cross multiply
    382.83x = 573.84 × 163.41
  4. Step 4: Simplify right side
    382.83x = 93,771.19
  5. Step 5: Solve for x
    x = 93,771.19/382.83
  6. Step 6: Final answer
    x = 244.94

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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.