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Finding the Fourth Proportional to 466.31, 699.17 and 283.43

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Solution

The fourth proportional to 466.31, 699.17 and 283.43 is: 424.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    466.31 : 699.17 = 283.43 : x
  2. Step 2: Convert to fraction form
    466.31/699.17 = 283.43/x
  3. Step 3: Cross multiply
    466.31x = 699.17 × 283.43
  4. Step 4: Simplify right side
    466.31x = 198,160.84
  5. Step 5: Solve for x
    x = 198,160.84/466.31
  6. Step 6: Final answer
    x = 424.96

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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.