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Finding the Third Proportional to 1,187,109 and 2,799,486

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Solution

The third proportional to 1,187,109 and 2,799,486 is: 6,601,855.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,187,109 : 2,799,486 = 2,799,486 : x
  2. Step 2: Convert to fraction form
    1,187,109/2,799,486 = 2,799,486/x
  3. Step 3: Cross multiply
    1,187,109x = 2,799,486 × 2,799,486
  4. Step 4: Simplify right side
    1,187,109x = 7,837,121,864,196
  5. Step 5: Solve for x
    x = 7,837,121,864,196/1,187,109
  6. Step 6: Final answer
    x = 6,601,855.32

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.