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Finding the Fourth Proportional to 533,578.68, 800,369.39 and 218,035.59

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Solution

The fourth proportional to 533,578.68, 800,369.39 and 218,035.59 is: 327,053.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,578.68 : 800,369.39 = 218,035.59 : x
  2. Step 2: Convert to fraction form
    533,578.68/800,369.39 = 218,035.59/x
  3. Step 3: Cross multiply
    533,578.68x = 800,369.39 × 218,035.59
  4. Step 4: Simplify right side
    533,578.68x = 174,509,012,166.59
  5. Step 5: Solve for x
    x = 174,509,012,166.59/533,578.68
  6. Step 6: Final answer
    x = 327,053.94

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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.