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Finding the Fourth Proportional to 414.59, 622.03 and 276.33

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Solution

The fourth proportional to 414.59, 622.03 and 276.33 is: 414.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    414.59 : 622.03 = 276.33 : x
  2. Step 2: Convert to fraction form
    414.59/622.03 = 276.33/x
  3. Step 3: Cross multiply
    414.59x = 622.03 × 276.33
  4. Step 4: Simplify right side
    414.59x = 171,885.55
  5. Step 5: Solve for x
    x = 171,885.55/414.59
  6. Step 6: Final answer
    x = 414.59

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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.