Home / 327,554.28-491,337.48-102,910.50

Finding the Fourth Proportional to 327,554.28, 491,337.48 and 102,910.50

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Solution

The fourth proportional to 327,554.28, 491,337.48 and 102,910.50 is: 154,367.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,554.28 : 491,337.48 = 102,910.50 : x
  2. Step 2: Convert to fraction form
    327,554.28/491,337.48 = 102,910.50/x
  3. Step 3: Cross multiply
    327,554.28x = 491,337.48 × 102,910.50
  4. Step 4: Simplify right side
    327,554.28x = 50,563,785,735.54
  5. Step 5: Solve for x
    x = 50,563,785,735.54/327,554.28
  6. Step 6: Final answer
    x = 154,367.65

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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.