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Finding the Fourth Proportional to 445,341.75, 614,571.62 and 244,137.75

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Solution

The fourth proportional to 445,341.75, 614,571.62 and 244,137.75 is: 336,910.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,341.75 : 614,571.62 = 244,137.75 : x
  2. Step 2: Convert to fraction form
    445,341.75/614,571.62 = 244,137.75/x
  3. Step 3: Cross multiply
    445,341.75x = 614,571.62 × 244,137.75
  4. Step 4: Simplify right side
    445,341.75x = 150,040,131,299.97
  5. Step 5: Solve for x
    x = 150,040,131,299.97/445,341.75
  6. Step 6: Final answer
    x = 336,910.10

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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.