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Finding the Third Proportional to 4,186.69 and 8,804.25

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Solution

The third proportional to 4,186.69 and 8,804.25 is: 18,514.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,186.69 : 8,804.25 = 8,804.25 : x
  2. Step 2: Convert to fraction form
    4,186.69/8,804.25 = 8,804.25/x
  3. Step 3: Cross multiply
    4,186.69x = 8,804.25 × 8,804.25
  4. Step 4: Simplify right side
    4,186.69x = 77,514,818.06
  5. Step 5: Solve for x
    x = 77,514,818.06/4,186.69
  6. Step 6: Final answer
    x = 18,514.59

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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.