Home / 394,921.48-544,770.10-242,033.72

Finding the Fourth Proportional to 394,921.48, 544,770.10 and 242,033.72

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Solution

The fourth proportional to 394,921.48, 544,770.10 and 242,033.72 is: 333,870.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,921.48 : 544,770.10 = 242,033.72 : x
  2. Step 2: Convert to fraction form
    394,921.48/544,770.10 = 242,033.72/x
  3. Step 3: Cross multiply
    394,921.48x = 544,770.10 × 242,033.72
  4. Step 4: Simplify right side
    394,921.48x = 131,852,733,847.77
  5. Step 5: Solve for x
    x = 131,852,733,847.77/394,921.48
  6. Step 6: Final answer
    x = 333,870.76

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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.