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Finding the Third Proportional to 5,630 and 8,556

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Solution

The third proportional to 5,630 and 8,556 is: 13,002.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,630 : 8,556 = 8,556 : x
  2. Step 2: Convert to fraction form
    5,630/8,556 = 8,556/x
  3. Step 3: Cross multiply
    5,630x = 8,556 × 8,556
  4. Step 4: Simplify right side
    5,630x = 73,205,136
  5. Step 5: Solve for x
    x = 73,205,136/5,630
  6. Step 6: Final answer
    x = 13,002.69

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.