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Finding the Third Proportional to 18,693,883.69 and 27,434,274.75

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Solution

The third proportional to 18,693,883.69 and 27,434,274.75 is: 40,261,266.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,693,883.69 : 27,434,274.75 = 27,434,274.75 : x
  2. Step 2: Convert to fraction form
    18,693,883.69/27,434,274.75 = 27,434,274.75/x
  3. Step 3: Cross multiply
    18,693,883.69x = 27,434,274.75 × 27,434,274.75
  4. Step 4: Simplify right side
    18,693,883.69x = 752,639,431,058,487.50
  5. Step 5: Solve for x
    x = 752,639,431,058,487.50/18,693,883.69
  6. Step 6: Final answer
    x = 40,261,266.39

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.