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Finding the Fourth Proportional to 533,964.97, 800,926.39 and 196,859.89

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Solution

The fourth proportional to 533,964.97, 800,926.39 and 196,859.89 is: 295,282.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,964.97 : 800,926.39 = 196,859.89 : x
  2. Step 2: Convert to fraction form
    533,964.97/800,926.39 = 196,859.89/x
  3. Step 3: Cross multiply
    533,964.97x = 800,926.39 × 196,859.89
  4. Step 4: Simplify right side
    533,964.97x = 157,670,281,033.50
  5. Step 5: Solve for x
    x = 157,670,281,033.50/533,964.97
  6. Step 6: Final answer
    x = 295,282.07

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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.