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Finding the Third Proportional to 445,059 and 963,990

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Solution

The third proportional to 445,059 and 963,990 is: 2,087,985.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,059 : 963,990 = 963,990 : x
  2. Step 2: Convert to fraction form
    445,059/963,990 = 963,990/x
  3. Step 3: Cross multiply
    445,059x = 963,990 × 963,990
  4. Step 4: Simplify right side
    445,059x = 929,276,720,100
  5. Step 5: Solve for x
    x = 929,276,720,100/445,059
  6. Step 6: Final answer
    x = 2,087,985.46

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.