Home / 324,180.90-447,370.16-180,940.91

Finding the Fourth Proportional to 324,180.90, 447,370.16 and 180,940.91

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Solution

The fourth proportional to 324,180.90, 447,370.16 and 180,940.91 is: 249,698.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,180.90 : 447,370.16 = 180,940.91 : x
  2. Step 2: Convert to fraction form
    324,180.90/447,370.16 = 180,940.91/x
  3. Step 3: Cross multiply
    324,180.90x = 447,370.16 × 180,940.91
  4. Step 4: Simplify right side
    324,180.90x = 80,947,560,715.69
  5. Step 5: Solve for x
    x = 80,947,560,715.69/324,180.90
  6. Step 6: Final answer
    x = 249,698.74

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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.