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Finding the Third Proportional to 3,477,272 and 5,319,176

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Solution

The third proportional to 3,477,272 and 5,319,176 is: 8,136,732.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,477,272 : 5,319,176 = 5,319,176 : x
  2. Step 2: Convert to fraction form
    3,477,272/5,319,176 = 5,319,176/x
  3. Step 3: Cross multiply
    3,477,272x = 5,319,176 × 5,319,176
  4. Step 4: Simplify right side
    3,477,272x = 28,293,633,318,976
  5. Step 5: Solve for x
    x = 28,293,633,318,976/3,477,272
  6. Step 6: Final answer
    x = 8,136,732.85

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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.