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Finding the Fourth Proportional to 701.27, 967.77 and 402.41

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Solution

The fourth proportional to 701.27, 967.77 and 402.41 is: 555.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    701.27 : 967.77 = 402.41 : x
  2. Step 2: Convert to fraction form
    701.27/967.77 = 402.41/x
  3. Step 3: Cross multiply
    701.27x = 967.77 × 402.41
  4. Step 4: Simplify right side
    701.27x = 389,435.49
  5. Step 5: Solve for x
    x = 389,435.49/701.27
  6. Step 6: Final answer
    x = 555.33

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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.