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Finding the Third Proportional to 8,602.88 and 18,608.63

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Solution

The third proportional to 8,602.88 and 18,608.63 is: 40,251.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,602.88 : 18,608.63 = 18,608.63 : x
  2. Step 2: Convert to fraction form
    8,602.88/18,608.63 = 18,608.63/x
  3. Step 3: Cross multiply
    8,602.88x = 18,608.63 × 18,608.63
  4. Step 4: Simplify right side
    8,602.88x = 346,280,924.39
  5. Step 5: Solve for x
    x = 346,280,924.39/8,602.88
  6. Step 6: Final answer
    x = 40,251.77

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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.