Home / 276,650.70-414,976.05-192,669.90

Finding the Fourth Proportional to 276,650.70, 414,976.05 and 192,669.90

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Solution

The fourth proportional to 276,650.70, 414,976.05 and 192,669.90 is: 289,004.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,650.70 : 414,976.05 = 192,669.90 : x
  2. Step 2: Convert to fraction form
    276,650.70/414,976.05 = 192,669.90/x
  3. Step 3: Cross multiply
    276,650.70x = 414,976.05 × 192,669.90
  4. Step 4: Simplify right side
    276,650.70x = 79,953,394,055.90
  5. Step 5: Solve for x
    x = 79,953,394,055.90/276,650.70
  6. Step 6: Final answer
    x = 289,004.85

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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.