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Finding the Third Proportional to 26,390 and 37,047

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Solution

The third proportional to 26,390 and 37,047 is: 52,007.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,390 : 37,047 = 37,047 : x
  2. Step 2: Convert to fraction form
    26,390/37,047 = 37,047/x
  3. Step 3: Cross multiply
    26,390x = 37,047 × 37,047
  4. Step 4: Simplify right side
    26,390x = 1,372,480,209
  5. Step 5: Solve for x
    x = 1,372,480,209/26,390
  6. Step 6: Final answer
    x = 52,007.59

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.