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Finding the Fourth Proportional to 533,824.40, 800,542.20 and 267,496.40

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Solution

The fourth proportional to 533,824.40, 800,542.20 and 267,496.40 is: 401,147.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,824.40 : 800,542.20 = 267,496.40 : x
  2. Step 2: Convert to fraction form
    533,824.40/800,542.20 = 267,496.40/x
  3. Step 3: Cross multiply
    533,824.40x = 800,542.20 × 267,496.40
  4. Step 4: Simplify right side
    533,824.40x = 214,142,156,548.08
  5. Step 5: Solve for x
    x = 214,142,156,548.08/533,824.40
  6. Step 6: Final answer
    x = 401,147.19

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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.