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Finding the Fourth Proportional to 4,731.95, 6,530.42 and 2,743.20

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Solution

The fourth proportional to 4,731.95, 6,530.42 and 2,743.20 is: 3,785.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,731.95 : 6,530.42 = 2,743.20 : x
  2. Step 2: Convert to fraction form
    4,731.95/6,530.42 = 2,743.20/x
  3. Step 3: Cross multiply
    4,731.95x = 6,530.42 × 2,743.20
  4. Step 4: Simplify right side
    4,731.95x = 17,914,255.00
  5. Step 5: Solve for x
    x = 17,914,255.00/4,731.95
  6. Step 6: Final answer
    x = 3,785.81

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