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Finding the Fourth Proportional to 322,190.96, 444,611.16 and 178,960.14

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Solution

The fourth proportional to 322,190.96, 444,611.16 and 178,960.14 is: 246,958.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,190.96 : 444,611.16 = 178,960.14 : x
  2. Step 2: Convert to fraction form
    322,190.96/444,611.16 = 178,960.14/x
  3. Step 3: Cross multiply
    322,190.96x = 444,611.16 × 178,960.14
  4. Step 4: Simplify right side
    322,190.96x = 79,567,675,439.16
  5. Step 5: Solve for x
    x = 79,567,675,439.16/322,190.96
  6. Step 6: Final answer
    x = 246,958.13

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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.