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Finding the Third Proportional to 88,862 and 187,712

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Solution

The third proportional to 88,862 and 187,712 is: 396,522.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,862 : 187,712 = 187,712 : x
  2. Step 2: Convert to fraction form
    88,862/187,712 = 187,712/x
  3. Step 3: Cross multiply
    88,862x = 187,712 × 187,712
  4. Step 4: Simplify right side
    88,862x = 35,235,794,944
  5. Step 5: Solve for x
    x = 35,235,794,944/88,862
  6. Step 6: Final answer
    x = 396,522.64

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.