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Finding the Third Proportional to 8,518 and 8,518

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Solution

The third proportional to 8,518 and 8,518 is: 8,518

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,518 : 8,518 = 8,518 : x
  2. Step 2: Convert to fraction form
    8,518/8,518 = 8,518/x
  3. Step 3: Cross multiply
    8,518x = 8,518 × 8,518
  4. Step 4: Simplify right side
    8,518x = 72,556,324
  5. Step 5: Solve for x
    x = 72,556,324/8,518
  6. Step 6: Final answer
    x = 8,518

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Why These Related Problems?

These problems maintain the same ratio (1) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.