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Finding the Third Proportional to 1,942.31 and 3,027.94

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Solution

The third proportional to 1,942.31 and 3,027.94 is: 4,720.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,942.31 : 3,027.94 = 3,027.94 : x
  2. Step 2: Convert to fraction form
    1,942.31/3,027.94 = 3,027.94/x
  3. Step 3: Cross multiply
    1,942.31x = 3,027.94 × 3,027.94
  4. Step 4: Simplify right side
    1,942.31x = 9,168,405.50
  5. Step 5: Solve for x
    x = 9,168,405.50/1,942.31
  6. Step 6: Final answer
    x = 4,720.36

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.