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Finding the Fourth Proportional to 242.24, 334.22 and 183.28

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Solution

The fourth proportional to 242.24, 334.22 and 183.28 is: 252.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    242.24 : 334.22 = 183.28 : x
  2. Step 2: Convert to fraction form
    242.24/334.22 = 183.28/x
  3. Step 3: Cross multiply
    242.24x = 334.22 × 183.28
  4. Step 4: Simplify right side
    242.24x = 61,255.84
  5. Step 5: Solve for x
    x = 61,255.84/242.24
  6. Step 6: Final answer
    x = 252.87

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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.