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Finding the Third Proportional to 3,889,059.50 and 5,601,945.75

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Solution

The third proportional to 3,889,059.50 and 5,601,945.75 is: 8,069,250.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,889,059.50 : 5,601,945.75 = 5,601,945.75 : x
  2. Step 2: Convert to fraction form
    3,889,059.50/5,601,945.75 = 5,601,945.75/x
  3. Step 3: Cross multiply
    3,889,059.50x = 5,601,945.75 × 5,601,945.75
  4. Step 4: Simplify right side
    3,889,059.50x = 31,381,796,185,943.06
  5. Step 5: Solve for x
    x = 31,381,796,185,943.06/3,889,059.50
  6. Step 6: Final answer
    x = 8,069,250.72

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.