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Finding the Fourth Proportional to 244,076.70, 366,081.30 and 75,712.80

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Solution

The fourth proportional to 244,076.70, 366,081.30 and 75,712.80 is: 113,558.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,076.70 : 366,081.30 = 75,712.80 : x
  2. Step 2: Convert to fraction form
    244,076.70/366,081.30 = 75,712.80/x
  3. Step 3: Cross multiply
    244,076.70x = 366,081.30 × 75,712.80
  4. Step 4: Simplify right side
    244,076.70x = 27,717,040,250.64
  5. Step 5: Solve for x
    x = 27,717,040,250.64/244,076.70
  6. Step 6: Final answer
    x = 113,558.73

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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.