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Finding the Third Proportional to 515,918.81 and 700,604.44

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Solution

The third proportional to 515,918.81 and 700,604.44 is: 951,402.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    515,918.81 : 700,604.44 = 700,604.44 : x
  2. Step 2: Convert to fraction form
    515,918.81/700,604.44 = 700,604.44/x
  3. Step 3: Cross multiply
    515,918.81x = 700,604.44 × 700,604.44
  4. Step 4: Simplify right side
    515,918.81x = 490,846,577,844.69
  5. Step 5: Solve for x
    x = 490,846,577,844.69/515,918.81
  6. Step 6: Final answer
    x = 951,402.75

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.