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Finding the Fourth Proportional to 2,323.61, 3,469.34 and 2,090.39

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Solution

The fourth proportional to 2,323.61, 3,469.34 and 2,090.39 is: 3,121.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,323.61 : 3,469.34 = 2,090.39 : x
  2. Step 2: Convert to fraction form
    2,323.61/3,469.34 = 2,090.39/x
  3. Step 3: Cross multiply
    2,323.61x = 3,469.34 × 2,090.39
  4. Step 4: Simplify right side
    2,323.61x = 7,252,245.84
  5. Step 5: Solve for x
    x = 7,252,245.84/2,323.61
  6. Step 6: Final answer
    x = 3,121.12

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.