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Finding the Fourth Proportional to 8,397.84, 12,598.12 and 2,850.60

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Solution

The fourth proportional to 8,397.84, 12,598.12 and 2,850.60 is: 4,276.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,397.84 : 12,598.12 = 2,850.60 : x
  2. Step 2: Convert to fraction form
    8,397.84/12,598.12 = 2,850.60/x
  3. Step 3: Cross multiply
    8,397.84x = 12,598.12 × 2,850.60
  4. Step 4: Simplify right side
    8,397.84x = 35,912,251.68
  5. Step 5: Solve for x
    x = 35,912,251.68/8,397.84
  6. Step 6: Final answer
    x = 4,276.37

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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.