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Finding the Fourth Proportional to 533,667, 800,814.80 and 196,944.60

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Solution

The fourth proportional to 533,667, 800,814.80 and 196,944.60 is: 295,532.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,667 : 800,814.80 = 196,944.60 : x
  2. Step 2: Convert to fraction form
    533,667/800,814.80 = 196,944.60/x
  3. Step 3: Cross multiply
    533,667x = 800,814.80 × 196,944.60
  4. Step 4: Simplify right side
    533,667x = 157,716,150,460.08
  5. Step 5: Solve for x
    x = 157,716,150,460.08/533,667
  6. Step 6: Final answer
    x = 295,532.89

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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.