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Finding the Fourth Proportional to 264,098.20, 396,147.30 and 248,546.20

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Solution

The fourth proportional to 264,098.20, 396,147.30 and 248,546.20 is: 372,819.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,098.20 : 396,147.30 = 248,546.20 : x
  2. Step 2: Convert to fraction form
    264,098.20/396,147.30 = 248,546.20/x
  3. Step 3: Cross multiply
    264,098.20x = 396,147.30 × 248,546.20
  4. Step 4: Simplify right side
    264,098.20x = 98,460,906,055.26
  5. Step 5: Solve for x
    x = 98,460,906,055.26/264,098.20
  6. Step 6: Final answer
    x = 372,819.30

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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.