Home / 322,147.20-444,785.54-201,342.79

Finding the Fourth Proportional to 322,147.20, 444,785.54 and 201,342.79

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Solution

The fourth proportional to 322,147.20, 444,785.54 and 201,342.79 is: 277,992.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,147.20 : 444,785.54 = 201,342.79 : x
  2. Step 2: Convert to fraction form
    322,147.20/444,785.54 = 201,342.79/x
  3. Step 3: Cross multiply
    322,147.20x = 444,785.54 × 201,342.79
  4. Step 4: Simplify right side
    322,147.20x = 89,554,361,575.26
  5. Step 5: Solve for x
    x = 89,554,361,575.26/322,147.20
  6. Step 6: Final answer
    x = 277,992.05

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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.