Home / 494,409.54-739,583.94-394,764.32

Finding the Fourth Proportional to 494,409.54, 739,583.94 and 394,764.32

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Solution

The fourth proportional to 494,409.54, 739,583.94 and 394,764.32 is: 590,525.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,409.54 : 739,583.94 = 394,764.32 : x
  2. Step 2: Convert to fraction form
    494,409.54/739,583.94 = 394,764.32/x
  3. Step 3: Cross multiply
    494,409.54x = 739,583.94 × 394,764.32
  4. Step 4: Simplify right side
    494,409.54x = 291,961,351,157.02
  5. Step 5: Solve for x
    x = 291,961,351,157.02/494,409.54
  6. Step 6: Final answer
    x = 590,525.32

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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.