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Finding the Fourth Proportional to 329,471.08, 494,206.62 and 80,150.92

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Solution

The fourth proportional to 329,471.08, 494,206.62 and 80,150.92 is: 120,226.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,471.08 : 494,206.62 = 80,150.92 : x
  2. Step 2: Convert to fraction form
    329,471.08/494,206.62 = 80,150.92/x
  3. Step 3: Cross multiply
    329,471.08x = 494,206.62 × 80,150.92
  4. Step 4: Simplify right side
    329,471.08x = 39,611,115,263.09
  5. Step 5: Solve for x
    x = 39,611,115,263.09/329,471.08
  6. Step 6: Final answer
    x = 120,226.38

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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.