Home / 654,322.27-981,481.92-205,077.37

Finding the Fourth Proportional to 654,322.27, 981,481.92 and 205,077.37

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Solution

The fourth proportional to 654,322.27, 981,481.92 and 205,077.37 is: 307,615.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,322.27 : 981,481.92 = 205,077.37 : x
  2. Step 2: Convert to fraction form
    654,322.27/981,481.92 = 205,077.37/x
  3. Step 3: Cross multiply
    654,322.27x = 981,481.92 × 205,077.37
  4. Step 4: Simplify right side
    654,322.27x = 201,279,730,856.15
  5. Step 5: Solve for x
    x = 201,279,730,856.15/654,322.27
  6. Step 6: Final answer
    x = 307,615.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.