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Finding the Fourth Proportional to 269,024.80, 403,504.80 and 111,236.80

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Solution

The fourth proportional to 269,024.80, 403,504.80 and 111,236.80 is: 166,841.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,024.80 : 403,504.80 = 111,236.80 : x
  2. Step 2: Convert to fraction form
    269,024.80/403,504.80 = 111,236.80/x
  3. Step 3: Cross multiply
    269,024.80x = 403,504.80 × 111,236.80
  4. Step 4: Simplify right side
    269,024.80x = 44,884,582,736.64
  5. Step 5: Solve for x
    x = 44,884,582,736.64/269,024.80
  6. Step 6: Final answer
    x = 166,841.80

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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.