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Finding the Third Proportional to 3,477,276 and 5,319,198

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Solution

The third proportional to 3,477,276 and 5,319,198 is: 8,136,790.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,477,276 : 5,319,198 = 5,319,198 : x
  2. Step 2: Convert to fraction form
    3,477,276/5,319,198 = 5,319,198/x
  3. Step 3: Cross multiply
    3,477,276x = 5,319,198 × 5,319,198
  4. Step 4: Simplify right side
    3,477,276x = 28,293,867,363,204
  5. Step 5: Solve for x
    x = 28,293,867,363,204/3,477,276
  6. Step 6: Final answer
    x = 8,136,790.80

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.