Home / 324,585.27-447,921.09-197,301.87

Finding the Fourth Proportional to 324,585.27, 447,921.09 and 197,301.87

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Solution

The fourth proportional to 324,585.27, 447,921.09 and 197,301.87 is: 272,272.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,585.27 : 447,921.09 = 197,301.87 : x
  2. Step 2: Convert to fraction form
    324,585.27/447,921.09 = 197,301.87/x
  3. Step 3: Cross multiply
    324,585.27x = 447,921.09 × 197,301.87
  4. Step 4: Simplify right side
    324,585.27x = 88,375,668,669.44
  5. Step 5: Solve for x
    x = 88,375,668,669.44/324,585.27
  6. Step 6: Final answer
    x = 272,272.58

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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.