Home / 338,986-467,815.26-188,083

Finding the Fourth Proportional to 338,986, 467,815.26 and 188,083

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Solution

The fourth proportional to 338,986, 467,815.26 and 188,083 is: 259,562.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,986 : 467,815.26 = 188,083 : x
  2. Step 2: Convert to fraction form
    338,986/467,815.26 = 188,083/x
  3. Step 3: Cross multiply
    338,986x = 467,815.26 × 188,083
  4. Step 4: Simplify right side
    338,986x = 87,988,097,546.58
  5. Step 5: Solve for x
    x = 87,988,097,546.58/338,986
  6. Step 6: Final answer
    x = 259,562.63

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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.