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Finding the Fourth Proportional to 394,592.72, 544,408.98 and 241,471.40

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Solution

The fourth proportional to 394,592.72, 544,408.98 and 241,471.40 is: 333,151.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,592.72 : 544,408.98 = 241,471.40 : x
  2. Step 2: Convert to fraction form
    394,592.72/544,408.98 = 241,471.40/x
  3. Step 3: Cross multiply
    394,592.72x = 544,408.98 × 241,471.40
  4. Step 4: Simplify right side
    394,592.72x = 131,459,198,573.17
  5. Step 5: Solve for x
    x = 131,459,198,573.17/394,592.72
  6. Step 6: Final answer
    x = 333,151.61

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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.