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Finding the Third Proportional to 1,551,943 and 2,422,239

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Solution

The third proportional to 1,551,943 and 2,422,239 is: 3,780,578.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,943 : 2,422,239 = 2,422,239 : x
  2. Step 2: Convert to fraction form
    1,551,943/2,422,239 = 2,422,239/x
  3. Step 3: Cross multiply
    1,551,943x = 2,422,239 × 2,422,239
  4. Step 4: Simplify right side
    1,551,943x = 5,867,241,773,121
  5. Step 5: Solve for x
    x = 5,867,241,773,121/1,551,943
  6. Step 6: Final answer
    x = 3,780,578.14

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.