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Finding the Fourth Proportional to 466.19, 699.56 and 173.64

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Solution

The fourth proportional to 466.19, 699.56 and 173.64 is: 260.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    466.19 : 699.56 = 173.64 : x
  2. Step 2: Convert to fraction form
    466.19/699.56 = 173.64/x
  3. Step 3: Cross multiply
    466.19x = 699.56 × 173.64
  4. Step 4: Simplify right side
    466.19x = 121,470.73
  5. Step 5: Solve for x
    x = 121,470.73/466.19
  6. Step 6: Final answer
    x = 260.56

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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.