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Finding the Third Proportional to 2,943.56 and 6,021.84

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Solution

The third proportional to 2,943.56 and 6,021.84 is: 12,319.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,943.56 : 6,021.84 = 6,021.84 : x
  2. Step 2: Convert to fraction form
    2,943.56/6,021.84 = 6,021.84/x
  3. Step 3: Cross multiply
    2,943.56x = 6,021.84 × 6,021.84
  4. Step 4: Simplify right side
    2,943.56x = 36,262,602.15
  5. Step 5: Solve for x
    x = 36,262,602.15/2,943.56
  6. Step 6: Final answer
    x = 12,319.29

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.