Home / 263,061.20-394,591.80-179,080.40

Finding the Fourth Proportional to 263,061.20, 394,591.80 and 179,080.40

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Solution

The fourth proportional to 263,061.20, 394,591.80 and 179,080.40 is: 268,620.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,061.20 : 394,591.80 = 179,080.40 : x
  2. Step 2: Convert to fraction form
    263,061.20/394,591.80 = 179,080.40/x
  3. Step 3: Cross multiply
    263,061.20x = 394,591.80 × 179,080.40
  4. Step 4: Simplify right side
    263,061.20x = 70,663,657,380.72
  5. Step 5: Solve for x
    x = 70,663,657,380.72/263,061.20
  6. Step 6: Final answer
    x = 268,620.60

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1.5x scale

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.