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Finding the Third Proportional to 26,521 and 57,106

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Solution

The third proportional to 26,521 and 57,106 is: 122,962.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,521 : 57,106 = 57,106 : x
  2. Step 2: Convert to fraction form
    26,521/57,106 = 57,106/x
  3. Step 3: Cross multiply
    26,521x = 57,106 × 57,106
  4. Step 4: Simplify right side
    26,521x = 3,261,095,236
  5. Step 5: Solve for x
    x = 3,261,095,236/26,521
  6. Step 6: Final answer
    x = 122,962.76

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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.