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Finding the Fourth Proportional to 235.27, 324.45 and 182.74

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Solution

The fourth proportional to 235.27, 324.45 and 182.74 is: 252.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    235.27 : 324.45 = 182.74 : x
  2. Step 2: Convert to fraction form
    235.27/324.45 = 182.74/x
  3. Step 3: Cross multiply
    235.27x = 324.45 × 182.74
  4. Step 4: Simplify right side
    235.27x = 59,289.99
  5. Step 5: Solve for x
    x = 59,289.99/235.27
  6. Step 6: Final answer
    x = 252.01

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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.