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Finding the Third Proportional to 4,879.69 and 10,851.19

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Solution

The third proportional to 4,879.69 and 10,851.19 is: 24,130.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,879.69 : 10,851.19 = 10,851.19 : x
  2. Step 2: Convert to fraction form
    4,879.69/10,851.19 = 10,851.19/x
  3. Step 3: Cross multiply
    4,879.69x = 10,851.19 × 10,851.19
  4. Step 4: Simplify right side
    4,879.69x = 117,748,270.16
  5. Step 5: Solve for x
    x = 117,748,270.16/4,879.69
  6. Step 6: Final answer
    x = 24,130.29

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.