Home / 331,508.55-457,537.24-195,576.20

Finding the Fourth Proportional to 331,508.55, 457,537.24 and 195,576.20

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Solution

The fourth proportional to 331,508.55, 457,537.24 and 195,576.20 is: 269,927.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,508.55 : 457,537.24 = 195,576.20 : x
  2. Step 2: Convert to fraction form
    331,508.55/457,537.24 = 195,576.20/x
  3. Step 3: Cross multiply
    331,508.55x = 457,537.24 × 195,576.20
  4. Step 4: Simplify right side
    331,508.55x = 89,483,394,757.69
  5. Step 5: Solve for x
    x = 89,483,394,757.69/331,508.55
  6. Step 6: Final answer
    x = 269,927.86

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1.5x scale

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.