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Finding the Third Proportional to 9,345.38 and 14,028.19

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Solution

The third proportional to 9,345.38 and 14,028.19 is: 21,057.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,345.38 : 14,028.19 = 14,028.19 : x
  2. Step 2: Convert to fraction form
    9,345.38/14,028.19 = 14,028.19/x
  3. Step 3: Cross multiply
    9,345.38x = 14,028.19 × 14,028.19
  4. Step 4: Simplify right side
    9,345.38x = 196,790,044.54
  5. Step 5: Solve for x
    x = 196,790,044.54/9,345.38
  6. Step 6: Final answer
    x = 21,057.48

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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.