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Finding the Fourth Proportional to 466.16, 699.36 and 329.48

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Solution

The fourth proportional to 466.16, 699.36 and 329.48 is: 494.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    466.16 : 699.36 = 329.48 : x
  2. Step 2: Convert to fraction form
    466.16/699.36 = 329.48/x
  3. Step 3: Cross multiply
    466.16x = 699.36 × 329.48
  4. Step 4: Simplify right side
    466.16x = 230,419.99
  5. Step 5: Solve for x
    x = 230,419.99/466.16
  6. Step 6: Final answer
    x = 494.29

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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.