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Finding the Third Proportional to 599.25 and 1,308.75

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Solution

The third proportional to 599.25 and 1,308.75 is: 2,858.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    599.25 : 1,308.75 = 1,308.75 : x
  2. Step 2: Convert to fraction form
    599.25/1,308.75 = 1,308.75/x
  3. Step 3: Cross multiply
    599.25x = 1,308.75 × 1,308.75
  4. Step 4: Simplify right side
    599.25x = 1,712,826.56
  5. Step 5: Solve for x
    x = 1,712,826.56/599.25
  6. Step 6: Final answer
    x = 2,858.28

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.