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Finding the Third Proportional to 8,696.63 and 18,776.63

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Solution

The third proportional to 8,696.63 and 18,776.63 is: 40,540.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,696.63 : 18,776.63 = 18,776.63 : x
  2. Step 2: Convert to fraction form
    8,696.63/18,776.63 = 18,776.63/x
  3. Step 3: Cross multiply
    8,696.63x = 18,776.63 × 18,776.63
  4. Step 4: Simplify right side
    8,696.63x = 352,561,646.39
  5. Step 5: Solve for x
    x = 352,561,646.39/8,696.63
  6. Step 6: Final answer
    x = 40,540.05

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.