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Finding the Third Proportional to 5,040 and 6,666

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Solution

The third proportional to 5,040 and 6,666 is: 8,816.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,040 : 6,666 = 6,666 : x
  2. Step 2: Convert to fraction form
    5,040/6,666 = 6,666/x
  3. Step 3: Cross multiply
    5,040x = 6,666 × 6,666
  4. Step 4: Simplify right side
    5,040x = 44,435,556
  5. Step 5: Solve for x
    x = 44,435,556/5,040
  6. Step 6: Final answer
    x = 8,816.58

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Why These Related Problems?

These problems maintain the same ratio (1.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.