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Finding the Third Proportional to 8,524.50 and 18,435

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Solution

The third proportional to 8,524.50 and 18,435 is: 39,867.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,524.50 : 18,435 = 18,435 : x
  2. Step 2: Convert to fraction form
    8,524.50/18,435 = 18,435/x
  3. Step 3: Cross multiply
    8,524.50x = 18,435 × 18,435
  4. Step 4: Simplify right side
    8,524.50x = 339,849,225
  5. Step 5: Solve for x
    x = 339,849,225/8,524.50
  6. Step 6: Final answer
    x = 39,867.35

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.