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Finding the Fourth Proportional to 338.56, 466.12 and 301.04

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Solution

The fourth proportional to 338.56, 466.12 and 301.04 is: 414.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    338.56 : 466.12 = 301.04 : x
  2. Step 2: Convert to fraction form
    338.56/466.12 = 301.04/x
  3. Step 3: Cross multiply
    338.56x = 466.12 × 301.04
  4. Step 4: Simplify right side
    338.56x = 140,320.76
  5. Step 5: Solve for x
    x = 140,320.76/338.56
  6. Step 6: Final answer
    x = 414.46

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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.