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Finding the Fourth Proportional to 273,003.60, 409,505.40 and 267,754.80

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Solution

The fourth proportional to 273,003.60, 409,505.40 and 267,754.80 is: 401,632.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,003.60 : 409,505.40 = 267,754.80 : x
  2. Step 2: Convert to fraction form
    273,003.60/409,505.40 = 267,754.80/x
  3. Step 3: Cross multiply
    273,003.60x = 409,505.40 × 267,754.80
  4. Step 4: Simplify right side
    273,003.60x = 109,647,036,475.92
  5. Step 5: Solve for x
    x = 109,647,036,475.92/273,003.60
  6. Step 6: Final answer
    x = 401,632.20

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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.