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Finding the Third Proportional to 28,808 and 61,608

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Solution

The third proportional to 28,808 and 61,608 is: 131,753.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,808 : 61,608 = 61,608 : x
  2. Step 2: Convert to fraction form
    28,808/61,608 = 61,608/x
  3. Step 3: Cross multiply
    28,808x = 61,608 × 61,608
  4. Step 4: Simplify right side
    28,808x = 3,795,545,664
  5. Step 5: Solve for x
    x = 3,795,545,664/28,808
  6. Step 6: Final answer
    x = 131,753.18

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.