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Finding the Fourth Proportional to 247,591.94, 341,758.17 and 145,612.94

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Solution

The fourth proportional to 247,591.94, 341,758.17 and 145,612.94 is: 200,993.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,591.94 : 341,758.17 = 145,612.94 : x
  2. Step 2: Convert to fraction form
    247,591.94/341,758.17 = 145,612.94/x
  3. Step 3: Cross multiply
    247,591.94x = 341,758.17 × 145,612.94
  4. Step 4: Simplify right side
    247,591.94x = 49,764,410,193.93
  5. Step 5: Solve for x
    x = 49,764,410,193.93/247,591.94
  6. Step 6: Final answer
    x = 200,993.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.