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Finding the Third Proportional to 442,815.75 and 704,949.75

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Solution

The third proportional to 442,815.75 and 704,949.75 is: 1,122,259.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,815.75 : 704,949.75 = 704,949.75 : x
  2. Step 2: Convert to fraction form
    442,815.75/704,949.75 = 704,949.75/x
  3. Step 3: Cross multiply
    442,815.75x = 704,949.75 × 704,949.75
  4. Step 4: Simplify right side
    442,815.75x = 496,954,150,025.06
  5. Step 5: Solve for x
    x = 496,954,150,025.06/442,815.75
  6. Step 6: Final answer
    x = 1,122,259.43

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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.