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Finding the Fourth Proportional to 533,120.70, 799,400.25 and 196,074.30

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Solution

The fourth proportional to 533,120.70, 799,400.25 and 196,074.30 is: 294,008.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,120.70 : 799,400.25 = 196,074.30 : x
  2. Step 2: Convert to fraction form
    533,120.70/799,400.25 = 196,074.30/x
  3. Step 3: Cross multiply
    533,120.70x = 799,400.25 × 196,074.30
  4. Step 4: Simplify right side
    533,120.70x = 156,741,844,438.58
  5. Step 5: Solve for x
    x = 156,741,844,438.58/533,120.70
  6. Step 6: Final answer
    x = 294,008.18

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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.