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Finding the Fourth Proportional to 265.74, 367.02 and 224.64

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Solution

The fourth proportional to 265.74, 367.02 and 224.64 is: 310.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    265.74 : 367.02 = 224.64 : x
  2. Step 2: Convert to fraction form
    265.74/367.02 = 224.64/x
  3. Step 3: Cross multiply
    265.74x = 367.02 × 224.64
  4. Step 4: Simplify right side
    265.74x = 82,447.37
  5. Step 5: Solve for x
    x = 82,447.37/265.74
  6. Step 6: Final answer
    x = 310.26

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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.