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Finding the Fourth Proportional to 479,738.76, 662,049.82 and 264,892.44

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Solution

The fourth proportional to 479,738.76, 662,049.82 and 264,892.44 is: 365,557.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,738.76 : 662,049.82 = 264,892.44 : x
  2. Step 2: Convert to fraction form
    479,738.76/662,049.82 = 264,892.44/x
  3. Step 3: Cross multiply
    479,738.76x = 662,049.82 × 264,892.44
  4. Step 4: Simplify right side
    479,738.76x = 175,371,992,221.36
  5. Step 5: Solve for x
    x = 175,371,992,221.36/479,738.76
  6. Step 6: Final answer
    x = 365,557.27

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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.