Home / 293,135.43-440,441.25-186,568.39

Finding the Fourth Proportional to 293,135.43, 440,441.25 and 186,568.39

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Solution

The fourth proportional to 293,135.43, 440,441.25 and 186,568.39 is: 280,322.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,135.43 : 440,441.25 = 186,568.39 : x
  2. Step 2: Convert to fraction form
    293,135.43/440,441.25 = 186,568.39/x
  3. Step 3: Cross multiply
    293,135.43x = 440,441.25 × 186,568.39
  4. Step 4: Simplify right side
    293,135.43x = 82,172,414,902.09
  5. Step 5: Solve for x
    x = 82,172,414,902.09/293,135.43
  6. Step 6: Final answer
    x = 280,322.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.