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Finding the Fourth Proportional to 6,700.73, 9,248.23 and 3,867.71

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Solution

The fourth proportional to 6,700.73, 9,248.23 and 3,867.71 is: 5,338.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,700.73 : 9,248.23 = 3,867.71 : x
  2. Step 2: Convert to fraction form
    6,700.73/9,248.23 = 3,867.71/x
  3. Step 3: Cross multiply
    6,700.73x = 9,248.23 × 3,867.71
  4. Step 4: Simplify right side
    6,700.73x = 35,769,473.52
  5. Step 5: Solve for x
    x = 35,769,473.52/6,700.73
  6. Step 6: Final answer
    x = 5,338.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.