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Finding the Third Proportional to 1,517,778 and 3,232,192

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Solution

The third proportional to 1,517,778 and 3,232,192 is: 6,883,131.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,778 : 3,232,192 = 3,232,192 : x
  2. Step 2: Convert to fraction form
    1,517,778/3,232,192 = 3,232,192/x
  3. Step 3: Cross multiply
    1,517,778x = 3,232,192 × 3,232,192
  4. Step 4: Simplify right side
    1,517,778x = 10,447,065,124,864
  5. Step 5: Solve for x
    x = 10,447,065,124,864/1,517,778
  6. Step 6: Final answer
    x = 6,883,131.21

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.