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Finding the Fourth Proportional to 466.97, 699.74 and 223.16

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Solution

The fourth proportional to 466.97, 699.74 and 223.16 is: 334.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    466.97 : 699.74 = 223.16 : x
  2. Step 2: Convert to fraction form
    466.97/699.74 = 223.16/x
  3. Step 3: Cross multiply
    466.97x = 699.74 × 223.16
  4. Step 4: Simplify right side
    466.97x = 156,155.39
  5. Step 5: Solve for x
    x = 156,155.39/466.97
  6. Step 6: Final answer
    x = 334.40

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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.