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Finding the Fourth Proportional to 449,410.33, 620,105.39 and 268,054.57

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Solution

The fourth proportional to 449,410.33, 620,105.39 and 268,054.57 is: 369,867.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,410.33 : 620,105.39 = 268,054.57 : x
  2. Step 2: Convert to fraction form
    449,410.33/620,105.39 = 268,054.57/x
  3. Step 3: Cross multiply
    449,410.33x = 620,105.39 × 268,054.57
  4. Step 4: Simplify right side
    449,410.33x = 166,222,082,330.86
  5. Step 5: Solve for x
    x = 166,222,082,330.86/449,410.33
  6. Step 6: Final answer
    x = 369,867.07

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.