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Finding the Fourth Proportional to 227.42, 339.60 and 184.13

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Solution

The fourth proportional to 227.42, 339.60 and 184.13 is: 274.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    227.42 : 339.60 = 184.13 : x
  2. Step 2: Convert to fraction form
    227.42/339.60 = 184.13/x
  3. Step 3: Cross multiply
    227.42x = 339.60 × 184.13
  4. Step 4: Simplify right side
    227.42x = 62,529.63
  5. Step 5: Solve for x
    x = 62,529.63/227.42
  6. Step 6: Final answer
    x = 274.95

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.