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Finding the Fourth Proportional to 324,523.92, 447,810.88 and 181,280.88

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Solution

The fourth proportional to 324,523.92, 447,810.88 and 181,280.88 is: 250,149.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,523.92 : 447,810.88 = 181,280.88 : x
  2. Step 2: Convert to fraction form
    324,523.92/447,810.88 = 181,280.88/x
  3. Step 3: Cross multiply
    324,523.92x = 447,810.88 × 181,280.88
  4. Step 4: Simplify right side
    324,523.92x = 81,179,550,399.97
  5. Step 5: Solve for x
    x = 81,179,550,399.97/324,523.92
  6. Step 6: Final answer
    x = 250,149.67

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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.