Home / 321,936.39-444,271.91-178,696.13

Finding the Fourth Proportional to 321,936.39, 444,271.91 and 178,696.13

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Solution

The fourth proportional to 321,936.39, 444,271.91 and 178,696.13 is: 246,600.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,936.39 : 444,271.91 = 178,696.13 : x
  2. Step 2: Convert to fraction form
    321,936.39/444,271.91 = 178,696.13/x
  3. Step 3: Cross multiply
    321,936.39x = 444,271.91 × 178,696.13
  4. Step 4: Simplify right side
    321,936.39x = 79,389,667,869.87
  5. Step 5: Solve for x
    x = 79,389,667,869.87/321,936.39
  6. Step 6: Final answer
    x = 246,600.48

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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.