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Finding the Third Proportional to 2,392.31 and 3,195.84

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Solution

The third proportional to 2,392.31 and 3,195.84 is: 4,269.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,392.31 : 3,195.84 = 3,195.84 : x
  2. Step 2: Convert to fraction form
    2,392.31/3,195.84 = 3,195.84/x
  3. Step 3: Cross multiply
    2,392.31x = 3,195.84 × 3,195.84
  4. Step 4: Simplify right side
    2,392.31x = 10,213,417.27
  5. Step 5: Solve for x
    x = 10,213,417.27/2,392.31
  6. Step 6: Final answer
    x = 4,269.27

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Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.