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Finding the Fourth Proportional to 350,872.73, 484,204.01 and 189,727.39

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Solution

The fourth proportional to 350,872.73, 484,204.01 and 189,727.39 is: 261,823.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,872.73 : 484,204.01 = 189,727.39 : x
  2. Step 2: Convert to fraction form
    350,872.73/484,204.01 = 189,727.39/x
  3. Step 3: Cross multiply
    350,872.73x = 484,204.01 × 189,727.39
  4. Step 4: Simplify right side
    350,872.73x = 91,866,762,308.64
  5. Step 5: Solve for x
    x = 91,866,762,308.64/350,872.73
  6. Step 6: Final answer
    x = 261,823.61

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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.