Home / 324,619.08-447,965.90-181,380.12

Finding the Fourth Proportional to 324,619.08, 447,965.90 and 181,380.12

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Solution

The fourth proportional to 324,619.08, 447,965.90 and 181,380.12 is: 250,299.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,619.08 : 447,965.90 = 181,380.12 : x
  2. Step 2: Convert to fraction form
    324,619.08/447,965.90 = 181,380.12/x
  3. Step 3: Cross multiply
    324,619.08x = 447,965.90 × 181,380.12
  4. Step 4: Simplify right side
    324,619.08x = 81,252,108,697.91
  5. Step 5: Solve for x
    x = 81,252,108,697.91/324,619.08
  6. Step 6: Final answer
    x = 250,299.86

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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.