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Finding the Third Proportional to 3,423,274.88 and 7,228,515.38

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Solution

The third proportional to 3,423,274.88 and 7,228,515.38 is: 15,263,581.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,423,274.88 : 7,228,515.38 = 7,228,515.38 : x
  2. Step 2: Convert to fraction form
    3,423,274.88/7,228,515.38 = 7,228,515.38/x
  3. Step 3: Cross multiply
    3,423,274.88x = 7,228,515.38 × 7,228,515.38
  4. Step 4: Simplify right side
    3,423,274.88x = 52,251,434,526,611.39
  5. Step 5: Solve for x
    x = 52,251,434,526,611.39/3,423,274.88
  6. Step 6: Final answer
    x = 15,263,581.35

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.