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Finding the Third Proportional to 2,943.56 and 6,190.03

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Solution

The third proportional to 2,943.56 and 6,190.03 is: 13,017.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,943.56 : 6,190.03 = 6,190.03 : x
  2. Step 2: Convert to fraction form
    2,943.56/6,190.03 = 6,190.03/x
  3. Step 3: Cross multiply
    2,943.56x = 6,190.03 × 6,190.03
  4. Step 4: Simplify right side
    2,943.56x = 38,316,486.88
  5. Step 5: Solve for x
    x = 38,316,486.88/2,943.56
  6. Step 6: Final answer
    x = 13,017.05

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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.