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Finding the Third Proportional to 10,950.75 and 18,699.75

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Solution

The third proportional to 10,950.75 and 18,699.75 is: 31,932.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,950.75 : 18,699.75 = 18,699.75 : x
  2. Step 2: Convert to fraction form
    10,950.75/18,699.75 = 18,699.75/x
  3. Step 3: Cross multiply
    10,950.75x = 18,699.75 × 18,699.75
  4. Step 4: Simplify right side
    10,950.75x = 349,680,650.06
  5. Step 5: Solve for x
    x = 349,680,650.06/10,950.75
  6. Step 6: Final answer
    x = 31,932.12

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Why These Related Problems?

These problems maintain the same ratio (1.71) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.