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Finding the Third Proportional to 579,989.50 and 1,277,753

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Solution

The third proportional to 579,989.50 and 1,277,753 is: 2,814,969.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,989.50 : 1,277,753 = 1,277,753 : x
  2. Step 2: Convert to fraction form
    579,989.50/1,277,753 = 1,277,753/x
  3. Step 3: Cross multiply
    579,989.50x = 1,277,753 × 1,277,753
  4. Step 4: Simplify right side
    579,989.50x = 1,632,652,729,009
  5. Step 5: Solve for x
    x = 1,632,652,729,009/579,989.50
  6. Step 6: Final answer
    x = 2,814,969.46

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.