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Finding the Third Proportional to 1,913,414 and 4,131,214

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Solution

The third proportional to 1,913,414 and 4,131,214 is: 8,919,621.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,913,414 : 4,131,214 = 4,131,214 : x
  2. Step 2: Convert to fraction form
    1,913,414/4,131,214 = 4,131,214/x
  3. Step 3: Cross multiply
    1,913,414x = 4,131,214 × 4,131,214
  4. Step 4: Simplify right side
    1,913,414x = 17,066,929,113,796
  5. Step 5: Solve for x
    x = 17,066,929,113,796/1,913,414
  6. Step 6: Final answer
    x = 8,919,621.74

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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.