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Finding the Third Proportional to 1,628,586 and 3,578,387.63

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Solution

The third proportional to 1,628,586 and 3,578,387.63 is: 7,862,561.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,586 : 3,578,387.63 = 3,578,387.63 : x
  2. Step 2: Convert to fraction form
    1,628,586/3,578,387.63 = 3,578,387.63/x
  3. Step 3: Cross multiply
    1,628,586x = 3,578,387.63 × 3,578,387.63
  4. Step 4: Simplify right side
    1,628,586x = 12,804,857,994,753.14
  5. Step 5: Solve for x
    x = 12,804,857,994,753.14/1,628,586
  6. Step 6: Final answer
    x = 7,862,561.75

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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.