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Finding the Fourth Proportional to 466.89, 699.81 and 223.08

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Solution

The fourth proportional to 466.89, 699.81 and 223.08 is: 334.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    466.89 : 699.81 = 223.08 : x
  2. Step 2: Convert to fraction form
    466.89/699.81 = 223.08/x
  3. Step 3: Cross multiply
    466.89x = 699.81 × 223.08
  4. Step 4: Simplify right side
    466.89x = 156,113.61
  5. Step 5: Solve for x
    x = 156,113.61/466.89
  6. Step 6: Final answer
    x = 334.37

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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.