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Finding the Fourth Proportional to 6,194.80, 9,265.20 and 5,541.40

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Solution

The fourth proportional to 6,194.80, 9,265.20 and 5,541.40 is: 8,287.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,194.80 : 9,265.20 = 5,541.40 : x
  2. Step 2: Convert to fraction form
    6,194.80/9,265.20 = 5,541.40/x
  3. Step 3: Cross multiply
    6,194.80x = 9,265.20 × 5,541.40
  4. Step 4: Simplify right side
    6,194.80x = 51,342,179.28
  5. Step 5: Solve for x
    x = 51,342,179.28/6,194.80
  6. Step 6: Final answer
    x = 8,287.95

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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.