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Finding the Third Proportional to 1,625,208.75 and 2,519,983.13

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Solution

The third proportional to 1,625,208.75 and 2,519,983.13 is: 3,907,384.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,208.75 : 2,519,983.13 = 2,519,983.13 : x
  2. Step 2: Convert to fraction form
    1,625,208.75/2,519,983.13 = 2,519,983.13/x
  3. Step 3: Cross multiply
    1,625,208.75x = 2,519,983.13 × 2,519,983.13
  4. Step 4: Simplify right side
    1,625,208.75x = 6,350,314,950,284.77
  5. Step 5: Solve for x
    x = 6,350,314,950,284.77/1,625,208.75
  6. Step 6: Final answer
    x = 3,907,384.17

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.