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Finding the Fourth Proportional to 466.95, 700.56 and 142.41

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Solution

The fourth proportional to 466.95, 700.56 and 142.41 is: 213.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    466.95 : 700.56 = 142.41 : x
  2. Step 2: Convert to fraction form
    466.95/700.56 = 142.41/x
  3. Step 3: Cross multiply
    466.95x = 700.56 × 142.41
  4. Step 4: Simplify right side
    466.95x = 99,766.75
  5. Step 5: Solve for x
    x = 99,766.75/466.95
  6. Step 6: Final answer
    x = 213.66

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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.