Home / 792,896.87-1,189,334.68-193,863.20

Finding the Fourth Proportional to 792,896.87, 1,189,334.68 and 193,863.20

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Solution

The fourth proportional to 792,896.87, 1,189,334.68 and 193,863.20 is: 290,792.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,896.87 : 1,189,334.68 = 193,863.20 : x
  2. Step 2: Convert to fraction form
    792,896.87/1,189,334.68 = 193,863.20/x
  3. Step 3: Cross multiply
    792,896.87x = 1,189,334.68 × 193,863.20
  4. Step 4: Simplify right side
    792,896.87x = 230,568,220,504.45
  5. Step 5: Solve for x
    x = 230,568,220,504.45/792,896.87
  6. Step 6: Final answer
    x = 290,792.19

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1.5x scale

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.