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Finding the Fourth Proportional to 466.89, 699.99 and 223.58

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Solution

The fourth proportional to 466.89, 699.99 and 223.58 is: 335.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    466.89 : 699.99 = 223.58 : x
  2. Step 2: Convert to fraction form
    466.89/699.99 = 223.58/x
  3. Step 3: Cross multiply
    466.89x = 699.99 × 223.58
  4. Step 4: Simplify right side
    466.89x = 156,504.68
  5. Step 5: Solve for x
    x = 156,504.68/466.89
  6. Step 6: Final answer
    x = 335.21

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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.