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Finding the Fourth Proportional to 324,734.22, 448,078.50 and 181,495.44

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Solution

The fourth proportional to 324,734.22, 448,078.50 and 181,495.44 is: 250,433.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,734.22 : 448,078.50 = 181,495.44 : x
  2. Step 2: Convert to fraction form
    324,734.22/448,078.50 = 181,495.44/x
  3. Step 3: Cross multiply
    324,734.22x = 448,078.50 × 181,495.44
  4. Step 4: Simplify right side
    324,734.22x = 81,324,204,512.04
  5. Step 5: Solve for x
    x = 81,324,204,512.04/324,734.22
  6. Step 6: Final answer
    x = 250,433.12

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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.