Home / 324,371.11-447,626.77-181,132.87

Finding the Fourth Proportional to 324,371.11, 447,626.77 and 181,132.87

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Solution

The fourth proportional to 324,371.11, 447,626.77 and 181,132.87 is: 249,960.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,371.11 : 447,626.77 = 181,132.87 : x
  2. Step 2: Convert to fraction form
    324,371.11/447,626.77 = 181,132.87/x
  3. Step 3: Cross multiply
    324,371.11x = 447,626.77 × 181,132.87
  4. Step 4: Simplify right side
    324,371.11x = 81,079,921,538.93
  5. Step 5: Solve for x
    x = 81,079,921,538.93/324,371.11
  6. Step 6: Final answer
    x = 249,960.37

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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.