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Finding the Third Proportional to 3,190,238 and 6,881,380

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Solution

The third proportional to 3,190,238 and 6,881,380 is: 14,843,215.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190,238 : 6,881,380 = 6,881,380 : x
  2. Step 2: Convert to fraction form
    3,190,238/6,881,380 = 6,881,380/x
  3. Step 3: Cross multiply
    3,190,238x = 6,881,380 × 6,881,380
  4. Step 4: Simplify right side
    3,190,238x = 47,353,390,704,400
  5. Step 5: Solve for x
    x = 47,353,390,704,400/3,190,238
  6. Step 6: Final answer
    x = 14,843,215.68

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.