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Finding the Third Proportional to 810,372 and 1,876,104

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Solution

The third proportional to 810,372 and 1,876,104 is: 4,343,395.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,372 : 1,876,104 = 1,876,104 : x
  2. Step 2: Convert to fraction form
    810,372/1,876,104 = 1,876,104/x
  3. Step 3: Cross multiply
    810,372x = 1,876,104 × 1,876,104
  4. Step 4: Simplify right side
    810,372x = 3,519,766,218,816
  5. Step 5: Solve for x
    x = 3,519,766,218,816/810,372
  6. Step 6: Final answer
    x = 4,343,395.65

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.