Home / 394,056.20-543,810.98-233,049.26

Finding the Fourth Proportional to 394,056.20, 543,810.98 and 233,049.26

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Solution

The fourth proportional to 394,056.20, 543,810.98 and 233,049.26 is: 321,615.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,056.20 : 543,810.98 = 233,049.26 : x
  2. Step 2: Convert to fraction form
    394,056.20/543,810.98 = 233,049.26/x
  3. Step 3: Cross multiply
    394,056.20x = 543,810.98 × 233,049.26
  4. Step 4: Simplify right side
    394,056.20x = 126,734,746,468.88
  5. Step 5: Solve for x
    x = 126,734,746,468.88/394,056.20
  6. Step 6: Final answer
    x = 321,615.92

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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.