Home / 321,796.20-444,164.90-200,864.68

Finding the Fourth Proportional to 321,796.20, 444,164.90 and 200,864.68

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Solution

The fourth proportional to 321,796.20, 444,164.90 and 200,864.68 is: 277,247.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,796.20 : 444,164.90 = 200,864.68 : x
  2. Step 2: Convert to fraction form
    321,796.20/444,164.90 = 200,864.68/x
  3. Step 3: Cross multiply
    321,796.20x = 444,164.90 × 200,864.68
  4. Step 4: Simplify right side
    321,796.20x = 89,217,040,505.73
  5. Step 5: Solve for x
    x = 89,217,040,505.73/321,796.20
  6. Step 6: Final answer
    x = 277,247.03

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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.