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Finding the Third Proportional to 4,554 and 7,241.25

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Solution

The third proportional to 4,554 and 7,241.25 is: 11,514.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,554 : 7,241.25 = 7,241.25 : x
  2. Step 2: Convert to fraction form
    4,554/7,241.25 = 7,241.25/x
  3. Step 3: Cross multiply
    4,554x = 7,241.25 × 7,241.25
  4. Step 4: Simplify right side
    4,554x = 52,435,701.56
  5. Step 5: Solve for x
    x = 52,435,701.56/4,554
  6. Step 6: Final answer
    x = 11,514.21

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.