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Finding the Fourth Proportional to 183.62, 275.68 and 179.36

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Solution

The fourth proportional to 183.62, 275.68 and 179.36 is: 269.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    183.62 : 275.68 = 179.36 : x
  2. Step 2: Convert to fraction form
    183.62/275.68 = 179.36/x
  3. Step 3: Cross multiply
    183.62x = 275.68 × 179.36
  4. Step 4: Simplify right side
    183.62x = 49,445.96
  5. Step 5: Solve for x
    x = 49,445.96/183.62
  6. Step 6: Final answer
    x = 269.28

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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.