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Finding the Fourth Proportional to 229.37, 341.85 and 227.46

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Solution

The fourth proportional to 229.37, 341.85 and 227.46 is: 339.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    229.37 : 341.85 = 227.46 : x
  2. Step 2: Convert to fraction form
    229.37/341.85 = 227.46/x
  3. Step 3: Cross multiply
    229.37x = 341.85 × 227.46
  4. Step 4: Simplify right side
    229.37x = 77,757.20
  5. Step 5: Solve for x
    x = 77,757.20/229.37
  6. Step 6: Final answer
    x = 339.00

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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.