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Finding the Third Proportional to 4,066 and 4,666

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Solution

The third proportional to 4,066 and 4,666 is: 5,354.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,066 : 4,666 = 4,666 : x
  2. Step 2: Convert to fraction form
    4,066/4,666 = 4,666/x
  3. Step 3: Cross multiply
    4,066x = 4,666 × 4,666
  4. Step 4: Simplify right side
    4,066x = 21,771,556
  5. Step 5: Solve for x
    x = 21,771,556/4,066
  6. Step 6: Final answer
    x = 5,354.54

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Why These Related Problems?

These problems maintain the same ratio (1.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.