Home / 358,023.92-494,072.29-205,111.61

Finding the Fourth Proportional to 358,023.92, 494,072.29 and 205,111.61

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Solution

The fourth proportional to 358,023.92, 494,072.29 and 205,111.61 is: 283,053.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,023.92 : 494,072.29 = 205,111.61 : x
  2. Step 2: Convert to fraction form
    358,023.92/494,072.29 = 205,111.61/x
  3. Step 3: Cross multiply
    358,023.92x = 494,072.29 × 205,111.61
  4. Step 4: Simplify right side
    358,023.92x = 101,339,962,858.29
  5. Step 5: Solve for x
    x = 101,339,962,858.29/358,023.92
  6. Step 6: Final answer
    x = 283,053.61

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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.