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Finding the Third Proportional to 88,959 and 212,637

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Solution

The third proportional to 88,959 and 212,637 is: 508,262.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,959 : 212,637 = 212,637 : x
  2. Step 2: Convert to fraction form
    88,959/212,637 = 212,637/x
  3. Step 3: Cross multiply
    88,959x = 212,637 × 212,637
  4. Step 4: Simplify right side
    88,959x = 45,214,493,769
  5. Step 5: Solve for x
    x = 45,214,493,769/88,959
  6. Step 6: Final answer
    x = 508,262.16

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Why These Related Problems?

These problems maintain the same ratio (2.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.