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Finding the Fourth Proportional to 281,683.92, 422,230.62 and 104,077.65

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Solution

The fourth proportional to 281,683.92, 422,230.62 and 104,077.65 is: 156,007.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,683.92 : 422,230.62 = 104,077.65 : x
  2. Step 2: Convert to fraction form
    281,683.92/422,230.62 = 104,077.65/x
  3. Step 3: Cross multiply
    281,683.92x = 422,230.62 × 104,077.65
  4. Step 4: Simplify right side
    281,683.92x = 43,944,770,687.64
  5. Step 5: Solve for x
    x = 43,944,770,687.64/281,683.92
  6. Step 6: Final answer
    x = 156,007.38

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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.