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Finding the Fourth Proportional to 323,029.60, 485,062.80 and 244,232.80

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Solution

The fourth proportional to 323,029.60, 485,062.80 and 244,232.80 is: 366,741.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,029.60 : 485,062.80 = 244,232.80 : x
  2. Step 2: Convert to fraction form
    323,029.60/485,062.80 = 244,232.80/x
  3. Step 3: Cross multiply
    323,029.60x = 485,062.80 × 244,232.80
  4. Step 4: Simplify right side
    323,029.60x = 118,468,245,819.84
  5. Step 5: Solve for x
    x = 118,468,245,819.84/323,029.60
  6. Step 6: Final answer
    x = 366,741.15

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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.