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Finding the Fourth Proportional to 618,083.46, 927,515.22 and 263,096.94

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Solution

The fourth proportional to 618,083.46, 927,515.22 and 263,096.94 is: 394,811.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,083.46 : 927,515.22 = 263,096.94 : x
  2. Step 2: Convert to fraction form
    618,083.46/927,515.22 = 263,096.94/x
  3. Step 3: Cross multiply
    618,083.46x = 927,515.22 × 263,096.94
  4. Step 4: Simplify right side
    618,083.46x = 244,026,416,185.43
  5. Step 5: Solve for x
    x = 244,026,416,185.43/618,083.46
  6. Step 6: Final answer
    x = 394,811.43

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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.