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Finding the Third Proportional to 99,003 and 131,283

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Solution

The third proportional to 99,003 and 131,283 is: 174,087.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,003 : 131,283 = 131,283 : x
  2. Step 2: Convert to fraction form
    99,003/131,283 = 131,283/x
  3. Step 3: Cross multiply
    99,003x = 131,283 × 131,283
  4. Step 4: Simplify right side
    99,003x = 17,235,226,089
  5. Step 5: Solve for x
    x = 17,235,226,089/99,003
  6. Step 6: Final answer
    x = 174,087.92

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.