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Finding the Fourth Proportional to 6,773.23, 9,346.62 and 3,788.55

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Solution

The fourth proportional to 6,773.23, 9,346.62 and 3,788.55 is: 5,227.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,773.23 : 9,346.62 = 3,788.55 : x
  2. Step 2: Convert to fraction form
    6,773.23/9,346.62 = 3,788.55/x
  3. Step 3: Cross multiply
    6,773.23x = 9,346.62 × 3,788.55
  4. Step 4: Simplify right side
    6,773.23x = 35,410,071.53
  5. Step 5: Solve for x
    x = 35,410,071.53/6,773.23
  6. Step 6: Final answer
    x = 5,227.95

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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.