Home / 827,155.56-1,141,183.98-540,843.24

Finding the Fourth Proportional to 827,155.56, 1,141,183.98 and 540,843.24

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Solution

The fourth proportional to 827,155.56, 1,141,183.98 and 540,843.24 is: 746,173.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,155.56 : 1,141,183.98 = 540,843.24 : x
  2. Step 2: Convert to fraction form
    827,155.56/1,141,183.98 = 540,843.24/x
  3. Step 3: Cross multiply
    827,155.56x = 1,141,183.98 × 540,843.24
  4. Step 4: Simplify right side
    827,155.56x = 617,201,641,179.30
  5. Step 5: Solve for x
    x = 617,201,641,179.30/827,155.56
  6. Step 6: Final answer
    x = 746,173.60

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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.