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Finding the Fourth Proportional to 322,544.99, 445,123.53 and 177,361.83

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Solution

The fourth proportional to 322,544.99, 445,123.53 and 177,361.83 is: 244,765.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,544.99 : 445,123.53 = 177,361.83 : x
  2. Step 2: Convert to fraction form
    322,544.99/445,123.53 = 177,361.83/x
  3. Step 3: Cross multiply
    322,544.99x = 445,123.53 × 177,361.83
  4. Step 4: Simplify right side
    322,544.99x = 78,947,923,856.86
  5. Step 5: Solve for x
    x = 78,947,923,856.86/322,544.99
  6. Step 6: Final answer
    x = 244,765.62

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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.