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Finding the Fourth Proportional to 327,204.32, 490,792.21 and 102,559.63

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Solution

The fourth proportional to 327,204.32, 490,792.21 and 102,559.63 is: 153,834.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,204.32 : 490,792.21 = 102,559.63 : x
  2. Step 2: Convert to fraction form
    327,204.32/490,792.21 = 102,559.63/x
  3. Step 3: Cross multiply
    327,204.32x = 490,792.21 × 102,559.63
  4. Step 4: Simplify right side
    327,204.32x = 50,335,466,951.68
  5. Step 5: Solve for x
    x = 50,335,466,951.68/327,204.32
  6. Step 6: Final answer
    x = 153,834.97

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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.