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Finding the Fourth Proportional to 8,397.71, 12,597.94 and 2,850.48

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Solution

The fourth proportional to 8,397.71, 12,597.94 and 2,850.48 is: 4,276.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,397.71 : 12,597.94 = 2,850.48 : x
  2. Step 2: Convert to fraction form
    8,397.71/12,597.94 = 2,850.48/x
  3. Step 3: Cross multiply
    8,397.71x = 12,597.94 × 2,850.48
  4. Step 4: Simplify right side
    8,397.71x = 35,910,176.01
  5. Step 5: Solve for x
    x = 35,910,176.01/8,397.71
  6. Step 6: Final answer
    x = 4,276.19

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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.