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Finding the Fourth Proportional to 466.44, 698.38 and 379.58

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Solution

The fourth proportional to 466.44, 698.38 and 379.58 is: 568.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    466.44 : 698.38 = 379.58 : x
  2. Step 2: Convert to fraction form
    466.44/698.38 = 379.58/x
  3. Step 3: Cross multiply
    466.44x = 698.38 × 379.58
  4. Step 4: Simplify right side
    466.44x = 265,091.08
  5. Step 5: Solve for x
    x = 265,091.08/466.44
  6. Step 6: Final answer
    x = 568.33

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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.