Home / 262,844.46-394,299.45-102,899.73

Finding the Fourth Proportional to 262,844.46, 394,299.45 and 102,899.73

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Solution

The fourth proportional to 262,844.46, 394,299.45 and 102,899.73 is: 154,362.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,844.46 : 394,299.45 = 102,899.73 : x
  2. Step 2: Convert to fraction form
    262,844.46/394,299.45 = 102,899.73/x
  3. Step 3: Cross multiply
    262,844.46x = 394,299.45 × 102,899.73
  4. Step 4: Simplify right side
    262,844.46x = 40,573,306,944.15
  5. Step 5: Solve for x
    x = 40,573,306,944.15/262,844.46
  6. Step 6: Final answer
    x = 154,362.42

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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.