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Finding the Third Proportional to 20,548.69 and 26,866.69

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Solution

The third proportional to 20,548.69 and 26,866.69 is: 35,127.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,548.69 : 26,866.69 = 26,866.69 : x
  2. Step 2: Convert to fraction form
    20,548.69/26,866.69 = 26,866.69/x
  3. Step 3: Cross multiply
    20,548.69x = 26,866.69 × 26,866.69
  4. Step 4: Simplify right side
    20,548.69x = 721,818,897.22
  5. Step 5: Solve for x
    x = 721,818,897.22/20,548.69
  6. Step 6: Final answer
    x = 35,127.25

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Why These Related Problems?

These problems maintain the same ratio (1.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.