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Finding the Fourth Proportional to 451,161.40, 622,600.74 and 247,212.04

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Solution

The fourth proportional to 451,161.40, 622,600.74 and 247,212.04 is: 341,151.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,161.40 : 622,600.74 = 247,212.04 : x
  2. Step 2: Convert to fraction form
    451,161.40/622,600.74 = 247,212.04/x
  3. Step 3: Cross multiply
    451,161.40x = 622,600.74 × 247,212.04
  4. Step 4: Simplify right side
    451,161.40x = 153,914,399,040.91
  5. Step 5: Solve for x
    x = 153,914,399,040.91/451,161.40
  6. Step 6: Final answer
    x = 341,151.52

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.