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Finding the Third Proportional to 559.09 and 1,203.13

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Solution

The third proportional to 559.09 and 1,203.13 is: 2,589.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    559.09 : 1,203.13 = 1,203.13 : x
  2. Step 2: Convert to fraction form
    559.09/1,203.13 = 1,203.13/x
  3. Step 3: Cross multiply
    559.09x = 1,203.13 × 1,203.13
  4. Step 4: Simplify right side
    559.09x = 1,447,533.26
  5. Step 5: Solve for x
    x = 1,447,533.26/559.09
  6. Step 6: Final answer
    x = 2,589.09

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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.