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Finding the Third Proportional to 13,466,685.38 and 20,894,742

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Solution

The third proportional to 13,466,685.38 and 20,894,742 is: 32,420,022.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,466,685.38 : 20,894,742 = 20,894,742 : x
  2. Step 2: Convert to fraction form
    13,466,685.38/20,894,742 = 20,894,742/x
  3. Step 3: Cross multiply
    13,466,685.38x = 20,894,742 × 20,894,742
  4. Step 4: Simplify right side
    13,466,685.38x = 436,590,243,246,564
  5. Step 5: Solve for x
    x = 436,590,243,246,564/13,466,685.38
  6. Step 6: Final answer
    x = 32,420,022.53

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.