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Finding the Third Proportional to 8,520 and 19,596

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Solution

The third proportional to 8,520 and 19,596 is: 45,070.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,520 : 19,596 = 19,596 : x
  2. Step 2: Convert to fraction form
    8,520/19,596 = 19,596/x
  3. Step 3: Cross multiply
    8,520x = 19,596 × 19,596
  4. Step 4: Simplify right side
    8,520x = 384,003,216
  5. Step 5: Solve for x
    x = 384,003,216/8,520
  6. Step 6: Final answer
    x = 45,070.80

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Why These Related Problems?

These problems maintain the same ratio (2.30) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.