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Finding the Third Proportional to 8,130.38 and 16,904.25

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Solution

The third proportional to 8,130.38 and 16,904.25 is: 35,146.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,130.38 : 16,904.25 = 16,904.25 : x
  2. Step 2: Convert to fraction form
    8,130.38/16,904.25 = 16,904.25/x
  3. Step 3: Cross multiply
    8,130.38x = 16,904.25 × 16,904.25
  4. Step 4: Simplify right side
    8,130.38x = 285,753,668.06
  5. Step 5: Solve for x
    x = 285,753,668.06/8,130.38
  6. Step 6: Final answer
    x = 35,146.43

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.