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Finding the Fourth Proportional to 466.44, 638.62 and 461.98

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Solution

The fourth proportional to 466.44, 638.62 and 461.98 is: 632.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    466.44 : 638.62 = 461.98 : x
  2. Step 2: Convert to fraction form
    466.44/638.62 = 461.98/x
  3. Step 3: Cross multiply
    466.44x = 638.62 × 461.98
  4. Step 4: Simplify right side
    466.44x = 295,029.67
  5. Step 5: Solve for x
    x = 295,029.67/466.44
  6. Step 6: Final answer
    x = 632.51

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.