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Finding the Fourth Proportional to 248,329.48, 372,494.22 and 204,375.88

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Solution

The fourth proportional to 248,329.48, 372,494.22 and 204,375.88 is: 306,563.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,329.48 : 372,494.22 = 204,375.88 : x
  2. Step 2: Convert to fraction form
    248,329.48/372,494.22 = 204,375.88/x
  3. Step 3: Cross multiply
    248,329.48x = 372,494.22 × 204,375.88
  4. Step 4: Simplify right side
    248,329.48x = 76,128,834,007.41
  5. Step 5: Solve for x
    x = 76,128,834,007.41/248,329.48
  6. Step 6: Final answer
    x = 306,563.82

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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.