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Finding the Third Proportional to 1,836,438 and 3,967,959

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Solution

The third proportional to 1,836,438 and 3,967,959 is: 8,573,498.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,836,438 : 3,967,959 = 3,967,959 : x
  2. Step 2: Convert to fraction form
    1,836,438/3,967,959 = 3,967,959/x
  3. Step 3: Cross multiply
    1,836,438x = 3,967,959 × 3,967,959
  4. Step 4: Simplify right side
    1,836,438x = 15,744,698,625,681
  5. Step 5: Solve for x
    x = 15,744,698,625,681/1,836,438
  6. Step 6: Final answer
    x = 8,573,498.60

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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.