Home / 700,766.28-966,993.96-394,892.44

Finding the Fourth Proportional to 700,766.28, 966,993.96 and 394,892.44

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Solution

The fourth proportional to 700,766.28, 966,993.96 and 394,892.44 is: 544,915.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,766.28 : 966,993.96 = 394,892.44 : x
  2. Step 2: Convert to fraction form
    700,766.28/966,993.96 = 394,892.44/x
  3. Step 3: Cross multiply
    700,766.28x = 966,993.96 × 394,892.44
  4. Step 4: Simplify right side
    700,766.28x = 381,858,604,329.66
  5. Step 5: Solve for x
    x = 381,858,604,329.66/700,766.28
  6. Step 6: Final answer
    x = 544,915.78

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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.