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Finding the Fourth Proportional to 248,698.26, 372,694.26 and 191,556.12

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Solution

The fourth proportional to 248,698.26, 372,694.26 and 191,556.12 is: 287,062.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,698.26 : 372,694.26 = 191,556.12 : x
  2. Step 2: Convert to fraction form
    248,698.26/372,694.26 = 191,556.12/x
  3. Step 3: Cross multiply
    248,698.26x = 372,694.26 × 191,556.12
  4. Step 4: Simplify right side
    248,698.26x = 71,391,866,391.87
  5. Step 5: Solve for x
    x = 71,391,866,391.87/248,698.26
  6. Step 6: Final answer
    x = 287,062.19

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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.