Home / 286,058.97-394,833.96-195,451.56

Finding the Fourth Proportional to 286,058.97, 394,833.96 and 195,451.56

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Solution

The fourth proportional to 286,058.97, 394,833.96 and 195,451.56 is: 269,772.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,058.97 : 394,833.96 = 195,451.56 : x
  2. Step 2: Convert to fraction form
    286,058.97/394,833.96 = 195,451.56/x
  3. Step 3: Cross multiply
    286,058.97x = 394,833.96 × 195,451.56
  4. Step 4: Simplify right side
    286,058.97x = 77,170,913,422.98
  5. Step 5: Solve for x
    x = 77,170,913,422.98/286,058.97
  6. Step 6: Final answer
    x = 269,772.74

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1.5x scale

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.