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Finding the Fourth Proportional to 325.41, 449.08 and 183.63

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Solution

The fourth proportional to 325.41, 449.08 and 183.63 is: 253.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    325.41 : 449.08 = 183.63 : x
  2. Step 2: Convert to fraction form
    325.41/449.08 = 183.63/x
  3. Step 3: Cross multiply
    325.41x = 449.08 × 183.63
  4. Step 4: Simplify right side
    325.41x = 82,464.56
  5. Step 5: Solve for x
    x = 82,464.56/325.41
  6. Step 6: Final answer
    x = 253.42

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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.