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Finding the Third Proportional to 4,787,959.50 and 7,622,271

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Solution

The third proportional to 4,787,959.50 and 7,622,271 is: 12,134,399.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,787,959.50 : 7,622,271 = 7,622,271 : x
  2. Step 2: Convert to fraction form
    4,787,959.50/7,622,271 = 7,622,271/x
  3. Step 3: Cross multiply
    4,787,959.50x = 7,622,271 × 7,622,271
  4. Step 4: Simplify right side
    4,787,959.50x = 58,099,015,197,441
  5. Step 5: Solve for x
    x = 58,099,015,197,441/4,787,959.50
  6. Step 6: Final answer
    x = 12,134,399.88

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.