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Finding the Third Proportional to 26,010 and 39,986

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Solution

The third proportional to 26,010 and 39,986 is: 61,471.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,010 : 39,986 = 39,986 : x
  2. Step 2: Convert to fraction form
    26,010/39,986 = 39,986/x
  3. Step 3: Cross multiply
    26,010x = 39,986 × 39,986
  4. Step 4: Simplify right side
    26,010x = 1,598,880,196
  5. Step 5: Solve for x
    x = 1,598,880,196/26,010
  6. Step 6: Final answer
    x = 61,471.75

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.