Home / 324,137.24-447,340.44-180,910.61

Finding the Fourth Proportional to 324,137.24, 447,340.44 and 180,910.61

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Solution

The fourth proportional to 324,137.24, 447,340.44 and 180,910.61 is: 249,673.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,137.24 : 447,340.44 = 180,910.61 : x
  2. Step 2: Convert to fraction form
    324,137.24/447,340.44 = 180,910.61/x
  3. Step 3: Cross multiply
    324,137.24x = 447,340.44 × 180,910.61
  4. Step 4: Simplify right side
    324,137.24x = 80,928,631,878.07
  5. Step 5: Solve for x
    x = 80,928,631,878.07/324,137.24
  6. Step 6: Final answer
    x = 249,673.97

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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.