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Finding the Third Proportional to 17,948 and 39,298

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Solution

The third proportional to 17,948 and 39,298 is: 86,044.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,948 : 39,298 = 39,298 : x
  2. Step 2: Convert to fraction form
    17,948/39,298 = 39,298/x
  3. Step 3: Cross multiply
    17,948x = 39,298 × 39,298
  4. Step 4: Simplify right side
    17,948x = 1,544,332,804
  5. Step 5: Solve for x
    x = 1,544,332,804/17,948
  6. Step 6: Final answer
    x = 86,044.84

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.