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Finding the Third Proportional to 4,614 and 7,101.75

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Solution

The third proportional to 4,614 and 7,101.75 is: 10,930.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,614 : 7,101.75 = 7,101.75 : x
  2. Step 2: Convert to fraction form
    4,614/7,101.75 = 7,101.75/x
  3. Step 3: Cross multiply
    4,614x = 7,101.75 × 7,101.75
  4. Step 4: Simplify right side
    4,614x = 50,434,853.06
  5. Step 5: Solve for x
    x = 50,434,853.06/4,614
  6. Step 6: Final answer
    x = 10,930.83

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.