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Finding the Third Proportional to 18,003,716.25 and 25,726,895.25

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Solution

The third proportional to 18,003,716.25 and 25,726,895.25 is: 36,763,139.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,003,716.25 : 25,726,895.25 = 25,726,895.25 : x
  2. Step 2: Convert to fraction form
    18,003,716.25/25,726,895.25 = 25,726,895.25/x
  3. Step 3: Cross multiply
    18,003,716.25x = 25,726,895.25 × 25,726,895.25
  4. Step 4: Simplify right side
    18,003,716.25x = 661,873,139,204,472.50
  5. Step 5: Solve for x
    x = 661,873,139,204,472.50/18,003,716.25
  6. Step 6: Final answer
    x = 36,763,139.90

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.