Home / 368,439.38-508,442.75-205,093.29

Finding the Fourth Proportional to 368,439.38, 508,442.75 and 205,093.29

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Solution

The fourth proportional to 368,439.38, 508,442.75 and 205,093.29 is: 283,026.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,439.38 : 508,442.75 = 205,093.29 : x
  2. Step 2: Convert to fraction form
    368,439.38/508,442.75 = 205,093.29/x
  3. Step 3: Cross multiply
    368,439.38x = 508,442.75 × 205,093.29
  4. Step 4: Simplify right side
    368,439.38x = 104,278,195,348.68
  5. Step 5: Solve for x
    x = 104,278,195,348.68/368,439.38
  6. Step 6: Final answer
    x = 283,026.74

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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.