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Finding the Third Proportional to 17,217.56 and 36,176.63

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Solution

The third proportional to 17,217.56 and 36,176.63 is: 76,012.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,217.56 : 36,176.63 = 36,176.63 : x
  2. Step 2: Convert to fraction form
    17,217.56/36,176.63 = 36,176.63/x
  3. Step 3: Cross multiply
    17,217.56x = 36,176.63 × 36,176.63
  4. Step 4: Simplify right side
    17,217.56x = 1,308,748,196.39
  5. Step 5: Solve for x
    x = 1,308,748,196.39/17,217.56
  6. Step 6: Final answer
    x = 76,012.40

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.