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Finding the Third Proportional to 10,347.75 and 15,496.31

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Solution

The third proportional to 10,347.75 and 15,496.31 is: 23,206.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,347.75 : 15,496.31 = 15,496.31 : x
  2. Step 2: Convert to fraction form
    10,347.75/15,496.31 = 15,496.31/x
  3. Step 3: Cross multiply
    10,347.75x = 15,496.31 × 15,496.31
  4. Step 4: Simplify right side
    10,347.75x = 240,135,701.10
  5. Step 5: Solve for x
    x = 240,135,701.10/10,347.75
  6. Step 6: Final answer
    x = 23,206.56

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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.