Home / 263,579.75-363,793.70-178,724.15

Finding the Fourth Proportional to 263,579.75, 363,793.70 and 178,724.15

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Solution

The fourth proportional to 263,579.75, 363,793.70 and 178,724.15 is: 246,675.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,579.75 : 363,793.70 = 178,724.15 : x
  2. Step 2: Convert to fraction form
    263,579.75/363,793.70 = 178,724.15/x
  3. Step 3: Cross multiply
    263,579.75x = 363,793.70 × 178,724.15
  4. Step 4: Simplify right side
    263,579.75x = 65,018,718,435.70
  5. Step 5: Solve for x
    x = 65,018,718,435.70/263,579.75
  6. Step 6: Final answer
    x = 246,675.70

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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.