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Finding the Fourth Proportional to 533,336.76, 800,005.86 and 217,793.64

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Solution

The fourth proportional to 533,336.76, 800,005.86 and 217,793.64 is: 326,690.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,336.76 : 800,005.86 = 217,793.64 : x
  2. Step 2: Convert to fraction form
    533,336.76/800,005.86 = 217,793.64/x
  3. Step 3: Cross multiply
    533,336.76x = 800,005.86 × 217,793.64
  4. Step 4: Simplify right side
    533,336.76x = 174,236,188,270.73
  5. Step 5: Solve for x
    x = 174,236,188,270.73/533,336.76
  6. Step 6: Final answer
    x = 326,690.75

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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.