Home / 396,347.42-594,268.26-261,255.53

Finding the Fourth Proportional to 396,347.42, 594,268.26 and 261,255.53

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Solution

The fourth proportional to 396,347.42, 594,268.26 and 261,255.53 is: 391,716.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,347.42 : 594,268.26 = 261,255.53 : x
  2. Step 2: Convert to fraction form
    396,347.42/594,268.26 = 261,255.53/x
  3. Step 3: Cross multiply
    396,347.42x = 594,268.26 × 261,255.53
  4. Step 4: Simplify right side
    396,347.42x = 155,255,869,734.44
  5. Step 5: Solve for x
    x = 155,255,869,734.44/396,347.42
  6. Step 6: Final answer
    x = 391,716.61

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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.