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Finding the Third Proportional to 3,861,474.19 and 5,244,314.63

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Solution

The third proportional to 3,861,474.19 and 5,244,314.63 is: 7,122,366.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,861,474.19 : 5,244,314.63 = 5,244,314.63 : x
  2. Step 2: Convert to fraction form
    3,861,474.19/5,244,314.63 = 5,244,314.63/x
  3. Step 3: Cross multiply
    3,861,474.19x = 5,244,314.63 × 5,244,314.63
  4. Step 4: Simplify right side
    3,861,474.19x = 27,502,835,885,988.89
  5. Step 5: Solve for x
    x = 27,502,835,885,988.89/3,861,474.19
  6. Step 6: Final answer
    x = 7,122,366.89

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.