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Finding the Third Proportional to 6,611,768.44 and 10,216,859.06

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Solution

The third proportional to 6,611,768.44 and 10,216,859.06 is: 15,787,638.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,611,768.44 : 10,216,859.06 = 10,216,859.06 : x
  2. Step 2: Convert to fraction form
    6,611,768.44/10,216,859.06 = 10,216,859.06/x
  3. Step 3: Cross multiply
    6,611,768.44x = 10,216,859.06 × 10,216,859.06
  4. Step 4: Simplify right side
    6,611,768.44x = 104,384,209,102,988.38
  5. Step 5: Solve for x
    x = 104,384,209,102,988.38/6,611,768.44
  6. Step 6: Final answer
    x = 15,787,638.37

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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.