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Finding the Third Proportional to 18,894,744 and 28,337,190

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Solution

The third proportional to 18,894,744 and 28,337,190 is: 42,498,397.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,894,744 : 28,337,190 = 28,337,190 : x
  2. Step 2: Convert to fraction form
    18,894,744/28,337,190 = 28,337,190/x
  3. Step 3: Cross multiply
    18,894,744x = 28,337,190 × 28,337,190
  4. Step 4: Simplify right side
    18,894,744x = 802,996,337,096,100
  5. Step 5: Solve for x
    x = 802,996,337,096,100/18,894,744
  6. Step 6: Final answer
    x = 42,498,397.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.