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Finding the Third Proportional to 1,555,644 and 3,376,860

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Solution

The third proportional to 1,555,644 and 3,376,860 is: 7,330,201.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,644 : 3,376,860 = 3,376,860 : x
  2. Step 2: Convert to fraction form
    1,555,644/3,376,860 = 3,376,860/x
  3. Step 3: Cross multiply
    1,555,644x = 3,376,860 × 3,376,860
  4. Step 4: Simplify right side
    1,555,644x = 11,403,183,459,600
  5. Step 5: Solve for x
    x = 11,403,183,459,600/1,555,644
  6. Step 6: Final answer
    x = 7,330,201.16

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.