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Finding the Fourth Proportional to 234,100.80, 350,632.80 and 192,628.80

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Solution

The fourth proportional to 234,100.80, 350,632.80 and 192,628.80 is: 288,516.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,100.80 : 350,632.80 = 192,628.80 : x
  2. Step 2: Convert to fraction form
    234,100.80/350,632.80 = 192,628.80/x
  3. Step 3: Cross multiply
    234,100.80x = 350,632.80 × 192,628.80
  4. Step 4: Simplify right side
    234,100.80x = 67,541,975,504.64
  5. Step 5: Solve for x
    x = 67,541,975,504.64/234,100.80
  6. Step 6: Final answer
    x = 288,516.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.