Home / 327,366.50-491,048.37-90,708.53

Finding the Fourth Proportional to 327,366.50, 491,048.37 and 90,708.53

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Solution

The fourth proportional to 327,366.50, 491,048.37 and 90,708.53 is: 136,062.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,366.50 : 491,048.37 = 90,708.53 : x
  2. Step 2: Convert to fraction form
    327,366.50/491,048.37 = 90,708.53/x
  3. Step 3: Cross multiply
    327,366.50x = 491,048.37 × 90,708.53
  4. Step 4: Simplify right side
    327,366.50x = 44,542,273,346.35
  5. Step 5: Solve for x
    x = 44,542,273,346.35/327,366.50
  6. Step 6: Final answer
    x = 136,062.41

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1.5x scale

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.