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Finding the Third Proportional to 8,484 and 13,059

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Solution

The third proportional to 8,484 and 13,059 is: 20,101.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,484 : 13,059 = 13,059 : x
  2. Step 2: Convert to fraction form
    8,484/13,059 = 13,059/x
  3. Step 3: Cross multiply
    8,484x = 13,059 × 13,059
  4. Step 4: Simplify right side
    8,484x = 170,537,481
  5. Step 5: Solve for x
    x = 170,537,481/8,484
  6. Step 6: Final answer
    x = 20,101.07

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.