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Finding the Third Proportional to 17,239.71 and 26,090.23

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Solution

The third proportional to 17,239.71 and 26,090.23 is: 39,484.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,239.71 : 26,090.23 = 26,090.23 : x
  2. Step 2: Convert to fraction form
    17,239.71/26,090.23 = 26,090.23/x
  3. Step 3: Cross multiply
    17,239.71x = 26,090.23 × 26,090.23
  4. Step 4: Simplify right side
    17,239.71x = 680,699,922.08
  5. Step 5: Solve for x
    x = 680,699,922.08/17,239.71
  6. Step 6: Final answer
    x = 39,484.42

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.