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Finding the Third Proportional to 18,425.25 and 43,309.13

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Solution

The third proportional to 18,425.25 and 43,309.13 is: 101,799.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,425.25 : 43,309.13 = 43,309.13 : x
  2. Step 2: Convert to fraction form
    18,425.25/43,309.13 = 43,309.13/x
  3. Step 3: Cross multiply
    18,425.25x = 43,309.13 × 43,309.13
  4. Step 4: Simplify right side
    18,425.25x = 1,875,680,308.27
  5. Step 5: Solve for x
    x = 1,875,680,308.27/18,425.25
  6. Step 6: Final answer
    x = 101,799.45

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Why These Related Problems?

These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.