Home / 321,976.59-444,237.12-201,240.42

Finding the Fourth Proportional to 321,976.59, 444,237.12 and 201,240.42

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Solution

The fourth proportional to 321,976.59, 444,237.12 and 201,240.42 is: 277,655.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,976.59 : 444,237.12 = 201,240.42 : x
  2. Step 2: Convert to fraction form
    321,976.59/444,237.12 = 201,240.42/x
  3. Step 3: Cross multiply
    321,976.59x = 444,237.12 × 201,240.42
  4. Step 4: Simplify right side
    321,976.59x = 89,398,464,608.39
  5. Step 5: Solve for x
    x = 89,398,464,608.39/321,976.59
  6. Step 6: Final answer
    x = 277,655.17

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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.