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Finding the Third Proportional to 1,609,780 and 3,351,560

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Solution

The third proportional to 1,609,780 and 3,351,560 is: 6,977,943.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,780 : 3,351,560 = 3,351,560 : x
  2. Step 2: Convert to fraction form
    1,609,780/3,351,560 = 3,351,560/x
  3. Step 3: Cross multiply
    1,609,780x = 3,351,560 × 3,351,560
  4. Step 4: Simplify right side
    1,609,780x = 11,232,954,433,600
  5. Step 5: Solve for x
    x = 11,232,954,433,600/1,609,780
  6. Step 6: Final answer
    x = 6,977,943.84

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.