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Finding the Fourth Proportional to 267,002.46, 400,542.57 and 80,028.54

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Solution

The fourth proportional to 267,002.46, 400,542.57 and 80,028.54 is: 120,054.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,002.46 : 400,542.57 = 80,028.54 : x
  2. Step 2: Convert to fraction form
    267,002.46/400,542.57 = 80,028.54/x
  3. Step 3: Cross multiply
    267,002.46x = 400,542.57 × 80,028.54
  4. Step 4: Simplify right side
    267,002.46x = 32,054,837,084.95
  5. Step 5: Solve for x
    x = 32,054,837,084.95/267,002.46
  6. Step 6: Final answer
    x = 120,054.46

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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.