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Finding the Third Proportional to 1,818,678.45 and 2,528,727.29

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Solution

The third proportional to 1,818,678.45 and 2,528,727.29 is: 3,515,993.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818,678.45 : 2,528,727.29 = 2,528,727.29 : x
  2. Step 2: Convert to fraction form
    1,818,678.45/2,528,727.29 = 2,528,727.29/x
  3. Step 3: Cross multiply
    1,818,678.45x = 2,528,727.29 × 2,528,727.29
  4. Step 4: Simplify right side
    1,818,678.45x = 6,394,461,722,205.32
  5. Step 5: Solve for x
    x = 6,394,461,722,205.32/1,818,678.45
  6. Step 6: Final answer
    x = 3,515,993.57

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These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.