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Finding the Third Proportional to 541.75 and 1,170.75

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Solution

The third proportional to 541.75 and 1,170.75 is: 2,530.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    541.75 : 1,170.75 = 1,170.75 : x
  2. Step 2: Convert to fraction form
    541.75/1,170.75 = 1,170.75/x
  3. Step 3: Cross multiply
    541.75x = 1,170.75 × 1,170.75
  4. Step 4: Simplify right side
    541.75x = 1,370,655.56
  5. Step 5: Solve for x
    x = 1,370,655.56/541.75
  6. Step 6: Final answer
    x = 2,530.05

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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.