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Finding the Fourth Proportional to 231.48, 346.82 and 183.04

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Solution

The fourth proportional to 231.48, 346.82 and 183.04 is: 274.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    231.48 : 346.82 = 183.04 : x
  2. Step 2: Convert to fraction form
    231.48/346.82 = 183.04/x
  3. Step 3: Cross multiply
    231.48x = 346.82 × 183.04
  4. Step 4: Simplify right side
    231.48x = 63,481.93
  5. Step 5: Solve for x
    x = 63,481.93/231.48
  6. Step 6: Final answer
    x = 274.24

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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.