Home / 321,781.24-444,052.42-178,538.82

Finding the Fourth Proportional to 321,781.24, 444,052.42 and 178,538.82

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Solution

The fourth proportional to 321,781.24, 444,052.42 and 178,538.82 is: 246,380.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,781.24 : 444,052.42 = 178,538.82 : x
  2. Step 2: Convert to fraction form
    321,781.24/444,052.42 = 178,538.82/x
  3. Step 3: Cross multiply
    321,781.24x = 444,052.42 × 178,538.82
  4. Step 4: Simplify right side
    321,781.24x = 79,280,595,084.94
  5. Step 5: Solve for x
    x = 79,280,595,084.94/321,781.24
  6. Step 6: Final answer
    x = 246,380.41

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1.5x scale

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.