Home / 442,067.14-609,786.75-269,906.50

Finding the Fourth Proportional to 442,067.14, 609,786.75 and 269,906.50

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Solution

The fourth proportional to 442,067.14, 609,786.75 and 269,906.50 is: 372,308.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,067.14 : 609,786.75 = 269,906.50 : x
  2. Step 2: Convert to fraction form
    442,067.14/609,786.75 = 269,906.50/x
  3. Step 3: Cross multiply
    442,067.14x = 609,786.75 × 269,906.50
  4. Step 4: Simplify right side
    442,067.14x = 164,585,407,438.88
  5. Step 5: Solve for x
    x = 164,585,407,438.88/442,067.14
  6. Step 6: Final answer
    x = 372,308.62

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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.