Home / 338,734.32-467,419.68-195,540.50

Finding the Fourth Proportional to 338,734.32, 467,419.68 and 195,540.50

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Solution

The fourth proportional to 338,734.32, 467,419.68 and 195,540.50 is: 269,826.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,734.32 : 467,419.68 = 195,540.50 : x
  2. Step 2: Convert to fraction form
    338,734.32/467,419.68 = 195,540.50/x
  3. Step 3: Cross multiply
    338,734.32x = 467,419.68 × 195,540.50
  4. Step 4: Simplify right side
    338,734.32x = 91,399,475,599.94
  5. Step 5: Solve for x
    x = 91,399,475,599.94/338,734.32
  6. Step 6: Final answer
    x = 269,826.44

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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.