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Finding the Third Proportional to 775.41 and 1,323.84

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Solution

The third proportional to 775.41 and 1,323.84 is: 2,260.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    775.41 : 1,323.84 = 1,323.84 : x
  2. Step 2: Convert to fraction form
    775.41/1,323.84 = 1,323.84/x
  3. Step 3: Cross multiply
    775.41x = 1,323.84 × 1,323.84
  4. Step 4: Simplify right side
    775.41x = 1,752,562.27
  5. Step 5: Solve for x
    x = 1,752,562.27/775.41
  6. Step 6: Final answer
    x = 2,260.19

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Why These Related Problems?

These problems maintain the same ratio (1.71) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.