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Finding the Fourth Proportional to 701.12, 967.38 and 435.44

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Solution

The fourth proportional to 701.12, 967.38 and 435.44 is: 600.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    701.12 : 967.38 = 435.44 : x
  2. Step 2: Convert to fraction form
    701.12/967.38 = 435.44/x
  3. Step 3: Cross multiply
    701.12x = 967.38 × 435.44
  4. Step 4: Simplify right side
    701.12x = 421,236.73
  5. Step 5: Solve for x
    x = 421,236.73/701.12
  6. Step 6: Final answer
    x = 600.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.