Home / 394,579.89-544,391.75-241,458.30

Finding the Fourth Proportional to 394,579.89, 544,391.75 and 241,458.30

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Solution

The fourth proportional to 394,579.89, 544,391.75 and 241,458.30 is: 333,133.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,579.89 : 544,391.75 = 241,458.30 : x
  2. Step 2: Convert to fraction form
    394,579.89/544,391.75 = 241,458.30/x
  3. Step 3: Cross multiply
    394,579.89x = 544,391.75 × 241,458.30
  4. Step 4: Simplify right side
    394,579.89x = 131,447,907,092.67
  5. Step 5: Solve for x
    x = 131,447,907,092.67/394,579.89
  6. Step 6: Final answer
    x = 333,133.82

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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.