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Finding the Fourth Proportional to 3,097.42, 4,642.02 and 2,684.62

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Solution

The fourth proportional to 3,097.42, 4,642.02 and 2,684.62 is: 4,023.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,097.42 : 4,642.02 = 2,684.62 : x
  2. Step 2: Convert to fraction form
    3,097.42/4,642.02 = 2,684.62/x
  3. Step 3: Cross multiply
    3,097.42x = 4,642.02 × 2,684.62
  4. Step 4: Simplify right side
    3,097.42x = 12,462,059.73
  5. Step 5: Solve for x
    x = 12,462,059.73/3,097.42
  6. Step 6: Final answer
    x = 4,023.37

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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.