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Finding the Third Proportional to 765.07 and 1,160.26

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Solution

The third proportional to 765.07 and 1,160.26 is: 1,759.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    765.07 : 1,160.26 = 1,160.26 : x
  2. Step 2: Convert to fraction form
    765.07/1,160.26 = 1,160.26/x
  3. Step 3: Cross multiply
    765.07x = 1,160.26 × 1,160.26
  4. Step 4: Simplify right side
    765.07x = 1,346,207.26
  5. Step 5: Solve for x
    x = 1,346,207.26/765.07
  6. Step 6: Final answer
    x = 1,759.59

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.