Home / 494,735.89-742,134.60-179,195.53

Finding the Fourth Proportional to 494,735.89, 742,134.60 and 179,195.53

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Solution

The fourth proportional to 494,735.89, 742,134.60 and 179,195.53 is: 268,804.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,735.89 : 742,134.60 = 179,195.53 : x
  2. Step 2: Convert to fraction form
    494,735.89/742,134.60 = 179,195.53/x
  3. Step 3: Cross multiply
    494,735.89x = 742,134.60 × 179,195.53
  4. Step 4: Simplify right side
    494,735.89x = 132,987,202,978.34
  5. Step 5: Solve for x
    x = 132,987,202,978.34/494,735.89
  6. Step 6: Final answer
    x = 268,804.44

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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.