Home / 300,327.72-414,453.42-192,898.68

Finding the Fourth Proportional to 300,327.72, 414,453.42 and 192,898.68

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Solution

The fourth proportional to 300,327.72, 414,453.42 and 192,898.68 is: 266,200.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,327.72 : 414,453.42 = 192,898.68 : x
  2. Step 2: Convert to fraction form
    300,327.72/414,453.42 = 192,898.68/x
  3. Step 3: Cross multiply
    300,327.72x = 414,453.42 × 192,898.68
  4. Step 4: Simplify right side
    300,327.72x = 79,947,517,639.49
  5. Step 5: Solve for x
    x = 79,947,517,639.49/300,327.72
  6. Step 6: Final answer
    x = 266,200.93

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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.