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Finding the Fourth Proportional to 414.44, 571.95 and 227.93

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Solution

The fourth proportional to 414.44, 571.95 and 227.93 is: 314.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    414.44 : 571.95 = 227.93 : x
  2. Step 2: Convert to fraction form
    414.44/571.95 = 227.93/x
  3. Step 3: Cross multiply
    414.44x = 571.95 × 227.93
  4. Step 4: Simplify right side
    414.44x = 130,361.70
  5. Step 5: Solve for x
    x = 130,361.70/414.44
  6. Step 6: Final answer
    x = 314.55

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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.