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Finding the Fourth Proportional to 191.52, 263.25 and 183.60

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Solution

The fourth proportional to 191.52, 263.25 and 183.60 is: 252.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    191.52 : 263.25 = 183.60 : x
  2. Step 2: Convert to fraction form
    191.52/263.25 = 183.60/x
  3. Step 3: Cross multiply
    191.52x = 263.25 × 183.60
  4. Step 4: Simplify right side
    191.52x = 48,332.70
  5. Step 5: Solve for x
    x = 48,332.70/191.52
  6. Step 6: Final answer
    x = 252.36

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.