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Finding the Third Proportional to 88,644 and 133,031

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Solution

The third proportional to 88,644 and 133,031 is: 199,644.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,644 : 133,031 = 133,031 : x
  2. Step 2: Convert to fraction form
    88,644/133,031 = 133,031/x
  3. Step 3: Cross multiply
    88,644x = 133,031 × 133,031
  4. Step 4: Simplify right side
    88,644x = 17,697,246,961
  5. Step 5: Solve for x
    x = 17,697,246,961/88,644
  6. Step 6: Final answer
    x = 199,644.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.