Home / 324,422.25-447,648.27-181,182.87

Finding the Fourth Proportional to 324,422.25, 447,648.27 and 181,182.87

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Solution

The fourth proportional to 324,422.25, 447,648.27 and 181,182.87 is: 250,001.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,422.25 : 447,648.27 = 181,182.87 : x
  2. Step 2: Convert to fraction form
    324,422.25/447,648.27 = 181,182.87/x
  3. Step 3: Cross multiply
    324,422.25x = 447,648.27 × 181,182.87
  4. Step 4: Simplify right side
    324,422.25x = 81,106,198,309.13
  5. Step 5: Solve for x
    x = 81,106,198,309.13/324,422.25
  6. Step 6: Final answer
    x = 250,001.96

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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.