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Finding the Third Proportional to 19,318,836 and 26,143,902

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Solution

The third proportional to 19,318,836 and 26,143,902 is: 35,380,165.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,318,836 : 26,143,902 = 26,143,902 : x
  2. Step 2: Convert to fraction form
    19,318,836/26,143,902 = 26,143,902/x
  3. Step 3: Cross multiply
    19,318,836x = 26,143,902 × 26,143,902
  4. Step 4: Simplify right side
    19,318,836x = 683,503,611,785,604
  5. Step 5: Solve for x
    x = 683,503,611,785,604/19,318,836
  6. Step 6: Final answer
    x = 35,380,165.34

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.