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Finding the Third Proportional to 1,169.32 and 2,437.24

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Solution

The third proportional to 1,169.32 and 2,437.24 is: 5,079.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169.32 : 2,437.24 = 2,437.24 : x
  2. Step 2: Convert to fraction form
    1,169.32/2,437.24 = 2,437.24/x
  3. Step 3: Cross multiply
    1,169.32x = 2,437.24 × 2,437.24
  4. Step 4: Simplify right side
    1,169.32x = 5,940,128.06
  5. Step 5: Solve for x
    x = 5,940,128.06/1,169.32
  6. Step 6: Final answer
    x = 5,079.99

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.