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Finding the Third Proportional to 13,831,330 and 30,447,519

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Solution

The third proportional to 13,831,330 and 30,447,519 is: 67,025,471.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,831,330 : 30,447,519 = 30,447,519 : x
  2. Step 2: Convert to fraction form
    13,831,330/30,447,519 = 30,447,519/x
  3. Step 3: Cross multiply
    13,831,330x = 30,447,519 × 30,447,519
  4. Step 4: Simplify right side
    13,831,330x = 927,051,413,255,361
  5. Step 5: Solve for x
    x = 927,051,413,255,361/13,831,330
  6. Step 6: Final answer
    x = 67,025,471.39

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.