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Finding the Third Proportional to 853,508 and 1,860,616

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Solution

The third proportional to 853,508 and 1,860,616 is: 4,056,074.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,508 : 1,860,616 = 1,860,616 : x
  2. Step 2: Convert to fraction form
    853,508/1,860,616 = 1,860,616/x
  3. Step 3: Cross multiply
    853,508x = 1,860,616 × 1,860,616
  4. Step 4: Simplify right side
    853,508x = 3,461,891,899,456
  5. Step 5: Solve for x
    x = 3,461,891,899,456/853,508
  6. Step 6: Final answer
    x = 4,056,074.34

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.