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Finding the Third Proportional to 1,715,940 and 2,591,495

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Solution

The third proportional to 1,715,940 and 2,591,495 is: 3,913,800.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,715,940 : 2,591,495 = 2,591,495 : x
  2. Step 2: Convert to fraction form
    1,715,940/2,591,495 = 2,591,495/x
  3. Step 3: Cross multiply
    1,715,940x = 2,591,495 × 2,591,495
  4. Step 4: Simplify right side
    1,715,940x = 6,715,846,335,025
  5. Step 5: Solve for x
    x = 6,715,846,335,025/1,715,940
  6. Step 6: Final answer
    x = 3,913,800.21

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.