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Finding the Third Proportional to 2,144,522.46 and 4,720,840.73

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Solution

The third proportional to 2,144,522.46 and 4,720,840.73 is: 10,392,214.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,144,522.46 : 4,720,840.73 = 4,720,840.73 : x
  2. Step 2: Convert to fraction form
    2,144,522.46/4,720,840.73 = 4,720,840.73/x
  3. Step 3: Cross multiply
    2,144,522.46x = 4,720,840.73 × 4,720,840.73
  4. Step 4: Simplify right side
    2,144,522.46x = 22,286,337,239,334.29
  5. Step 5: Solve for x
    x = 22,286,337,239,334.29/2,144,522.46
  6. Step 6: Final answer
    x = 10,392,214.42

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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.