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Finding the Third Proportional to 582.82 and 1,259.61

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Solution

The third proportional to 582.82 and 1,259.61 is: 2,722.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    582.82 : 1,259.61 = 1,259.61 : x
  2. Step 2: Convert to fraction form
    582.82/1,259.61 = 1,259.61/x
  3. Step 3: Cross multiply
    582.82x = 1,259.61 × 1,259.61
  4. Step 4: Simplify right side
    582.82x = 1,586,625.62
  5. Step 5: Solve for x
    x = 1,586,625.62/582.82
  6. Step 6: Final answer
    x = 2,722.32

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.