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Finding the Fourth Proportional to 227.86, 341.70 and 176.56

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Solution

The fourth proportional to 227.86, 341.70 and 176.56 is: 264.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    227.86 : 341.70 = 176.56 : x
  2. Step 2: Convert to fraction form
    227.86/341.70 = 176.56/x
  3. Step 3: Cross multiply
    227.86x = 341.70 × 176.56
  4. Step 4: Simplify right side
    227.86x = 60,330.55
  5. Step 5: Solve for x
    x = 60,330.55/227.86
  6. Step 6: Final answer
    x = 264.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.