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Finding the Fourth Proportional to 244,629.68, 366,981 and 86,844.92

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Solution

The fourth proportional to 244,629.68, 366,981 and 86,844.92 is: 130,280.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,629.68 : 366,981 = 86,844.92 : x
  2. Step 2: Convert to fraction form
    244,629.68/366,981 = 86,844.92/x
  3. Step 3: Cross multiply
    244,629.68x = 366,981 × 86,844.92
  4. Step 4: Simplify right side
    244,629.68x = 31,870,435,586.52
  5. Step 5: Solve for x
    x = 31,870,435,586.52/244,629.68
  6. Step 6: Final answer
    x = 130,280.33

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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.