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Finding the Fourth Proportional to 273,452.80, 410,179.20 and 203,468.80

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Solution

The fourth proportional to 273,452.80, 410,179.20 and 203,468.80 is: 305,203.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,452.80 : 410,179.20 = 203,468.80 : x
  2. Step 2: Convert to fraction form
    273,452.80/410,179.20 = 203,468.80/x
  3. Step 3: Cross multiply
    273,452.80x = 410,179.20 × 203,468.80
  4. Step 4: Simplify right side
    273,452.80x = 83,458,669,608.96
  5. Step 5: Solve for x
    x = 83,458,669,608.96/273,452.80
  6. Step 6: Final answer
    x = 305,203.20

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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.