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Finding the Fourth Proportional to 466.95, 699.39 and 246.90

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Solution

The fourth proportional to 466.95, 699.39 and 246.90 is: 369.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    466.95 : 699.39 = 246.90 : x
  2. Step 2: Convert to fraction form
    466.95/699.39 = 246.90/x
  3. Step 3: Cross multiply
    466.95x = 699.39 × 246.90
  4. Step 4: Simplify right side
    466.95x = 172,679.39
  5. Step 5: Solve for x
    x = 172,679.39/466.95
  6. Step 6: Final answer
    x = 369.80

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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.