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Finding the Third Proportional to 26,709 and 57,438.75

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Solution

The third proportional to 26,709 and 57,438.75 is: 123,524.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,709 : 57,438.75 = 57,438.75 : x
  2. Step 2: Convert to fraction form
    26,709/57,438.75 = 57,438.75/x
  3. Step 3: Cross multiply
    26,709x = 57,438.75 × 57,438.75
  4. Step 4: Simplify right side
    26,709x = 3,299,210,001.56
  5. Step 5: Solve for x
    x = 3,299,210,001.56/26,709
  6. Step 6: Final answer
    x = 123,524.28

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.