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Finding the Third Proportional to 3,008.39 and 4,629.97

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Solution

The third proportional to 3,008.39 and 4,629.97 is: 7,125.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,008.39 : 4,629.97 = 4,629.97 : x
  2. Step 2: Convert to fraction form
    3,008.39/4,629.97 = 4,629.97/x
  3. Step 3: Cross multiply
    3,008.39x = 4,629.97 × 4,629.97
  4. Step 4: Simplify right side
    3,008.39x = 21,436,646.80
  5. Step 5: Solve for x
    x = 21,436,646.80/3,008.39
  6. Step 6: Final answer
    x = 7,125.62

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.