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Finding the Third Proportional to 17,213.63 and 36,477.56

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Solution

The third proportional to 17,213.63 and 36,477.56 is: 77,299.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,213.63 : 36,477.56 = 36,477.56 : x
  2. Step 2: Convert to fraction form
    17,213.63/36,477.56 = 36,477.56/x
  3. Step 3: Cross multiply
    17,213.63x = 36,477.56 × 36,477.56
  4. Step 4: Simplify right side
    17,213.63x = 1,330,612,565.94
  5. Step 5: Solve for x
    x = 1,330,612,565.94/17,213.63
  6. Step 6: Final answer
    x = 77,299.96

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.