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Finding the Third Proportional to 1,137.23 and 1,808.44

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Solution

The third proportional to 1,137.23 and 1,808.44 is: 2,875.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137.23 : 1,808.44 = 1,808.44 : x
  2. Step 2: Convert to fraction form
    1,137.23/1,808.44 = 1,808.44/x
  3. Step 3: Cross multiply
    1,137.23x = 1,808.44 × 1,808.44
  4. Step 4: Simplify right side
    1,137.23x = 3,270,446.19
  5. Step 5: Solve for x
    x = 3,270,446.19/1,137.23
  6. Step 6: Final answer
    x = 2,875.79

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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.