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Finding the Fourth Proportional to 394,450.32, 544,006.11 and 333,493.74

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Solution

The fourth proportional to 394,450.32, 544,006.11 and 333,493.74 is: 459,937.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,450.32 : 544,006.11 = 333,493.74 : x
  2. Step 2: Convert to fraction form
    394,450.32/544,006.11 = 333,493.74/x
  3. Step 3: Cross multiply
    394,450.32x = 544,006.11 × 333,493.74
  4. Step 4: Simplify right side
    394,450.32x = 181,422,632,206.75
  5. Step 5: Solve for x
    x = 181,422,632,206.75/394,450.32
  6. Step 6: Final answer
    x = 459,937.85

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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.