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Finding the Third Proportional to 2,853.56 and 6,145.03

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Solution

The third proportional to 2,853.56 and 6,145.03 is: 13,233.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,853.56 : 6,145.03 = 6,145.03 : x
  2. Step 2: Convert to fraction form
    2,853.56/6,145.03 = 6,145.03/x
  3. Step 3: Cross multiply
    2,853.56x = 6,145.03 × 6,145.03
  4. Step 4: Simplify right side
    2,853.56x = 37,761,409.06
  5. Step 5: Solve for x
    x = 37,761,409.06/2,853.56
  6. Step 6: Final answer
    x = 13,233.08

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.