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Finding the Third Proportional to 2,802.09 and 6,122.46

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Solution

The third proportional to 2,802.09 and 6,122.46 is: 13,377.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,802.09 : 6,122.46 = 6,122.46 : x
  2. Step 2: Convert to fraction form
    2,802.09/6,122.46 = 6,122.46/x
  3. Step 3: Cross multiply
    2,802.09x = 6,122.46 × 6,122.46
  4. Step 4: Simplify right side
    2,802.09x = 37,484,527.93
  5. Step 5: Solve for x
    x = 37,484,527.93/2,802.09
  6. Step 6: Final answer
    x = 13,377.33

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.