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Finding the Fourth Proportional to 267,003.46, 400,544.07 and 80,029.54

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Solution

The fourth proportional to 267,003.46, 400,544.07 and 80,029.54 is: 120,055.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,003.46 : 400,544.07 = 80,029.54 : x
  2. Step 2: Convert to fraction form
    267,003.46/400,544.07 = 80,029.54/x
  3. Step 3: Cross multiply
    267,003.46x = 400,544.07 × 80,029.54
  4. Step 4: Simplify right side
    267,003.46x = 32,055,357,671.83
  5. Step 5: Solve for x
    x = 32,055,357,671.83/267,003.46
  6. Step 6: Final answer
    x = 120,055.96

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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.