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Finding the Fourth Proportional to 466.29, 698.78 and 235.23

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Solution

The fourth proportional to 466.29, 698.78 and 235.23 is: 352.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    466.29 : 698.78 = 235.23 : x
  2. Step 2: Convert to fraction form
    466.29/698.78 = 235.23/x
  3. Step 3: Cross multiply
    466.29x = 698.78 × 235.23
  4. Step 4: Simplify right side
    466.29x = 164,372.84
  5. Step 5: Solve for x
    x = 164,372.84/466.29
  6. Step 6: Final answer
    x = 352.51

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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.