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Finding the Fourth Proportional to 263,055.92, 363,025.56 and 149,885.96

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Solution

The fourth proportional to 263,055.92, 363,025.56 and 149,885.96 is: 206,847.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,055.92 : 363,025.56 = 149,885.96 : x
  2. Step 2: Convert to fraction form
    263,055.92/363,025.56 = 149,885.96/x
  3. Step 3: Cross multiply
    263,055.92x = 363,025.56 × 149,885.96
  4. Step 4: Simplify right side
    263,055.92x = 54,412,434,565.14
  5. Step 5: Solve for x
    x = 54,412,434,565.14/263,055.92
  6. Step 6: Final answer
    x = 206,847.41

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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.