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Finding the Third Proportional to 589.25 and 1,269.25

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Solution

The third proportional to 589.25 and 1,269.25 is: 2,733.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    589.25 : 1,269.25 = 1,269.25 : x
  2. Step 2: Convert to fraction form
    589.25/1,269.25 = 1,269.25/x
  3. Step 3: Cross multiply
    589.25x = 1,269.25 × 1,269.25
  4. Step 4: Simplify right side
    589.25x = 1,610,995.56
  5. Step 5: Solve for x
    x = 1,610,995.56/589.25
  6. Step 6: Final answer
    x = 2,733.98

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.