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Finding the Third Proportional to 862,344 and 1,813,995

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Solution

The third proportional to 862,344 and 1,813,995 is: 3,815,852.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,344 : 1,813,995 = 1,813,995 : x
  2. Step 2: Convert to fraction form
    862,344/1,813,995 = 1,813,995/x
  3. Step 3: Cross multiply
    862,344x = 1,813,995 × 1,813,995
  4. Step 4: Simplify right side
    862,344x = 3,290,577,860,025
  5. Step 5: Solve for x
    x = 3,290,577,860,025/862,344
  6. Step 6: Final answer
    x = 3,815,852.91

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.