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Finding the Fourth Proportional to 533,862.40, 800,599.20 and 267,534.40

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Solution

The fourth proportional to 533,862.40, 800,599.20 and 267,534.40 is: 401,204.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,862.40 : 800,599.20 = 267,534.40 : x
  2. Step 2: Convert to fraction form
    533,862.40/800,599.20 = 267,534.40/x
  3. Step 3: Cross multiply
    533,862.40x = 800,599.20 × 267,534.40
  4. Step 4: Simplify right side
    533,862.40x = 214,187,826,612.48
  5. Step 5: Solve for x
    x = 214,187,826,612.48/533,862.40
  6. Step 6: Final answer
    x = 401,204.18

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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.