Home / 324,615.20-447,960.38-181,376.42

Finding the Fourth Proportional to 324,615.20, 447,960.38 and 181,376.42

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Solution

The fourth proportional to 324,615.20, 447,960.38 and 181,376.42 is: 250,294.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,615.20 : 447,960.38 = 181,376.42 : x
  2. Step 2: Convert to fraction form
    324,615.20/447,960.38 = 181,376.42/x
  3. Step 3: Cross multiply
    324,615.20x = 447,960.38 × 181,376.42
  4. Step 4: Simplify right side
    324,615.20x = 81,249,446,879.56
  5. Step 5: Solve for x
    x = 81,249,446,879.56/324,615.20
  6. Step 6: Final answer
    x = 250,294.65

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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.