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Finding the Third Proportional to 8,526.75 and 18,511.50

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Solution

The third proportional to 8,526.75 and 18,511.50 is: 40,188.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,526.75 : 18,511.50 = 18,511.50 : x
  2. Step 2: Convert to fraction form
    8,526.75/18,511.50 = 18,511.50/x
  3. Step 3: Cross multiply
    8,526.75x = 18,511.50 × 18,511.50
  4. Step 4: Simplify right side
    8,526.75x = 342,675,632.25
  5. Step 5: Solve for x
    x = 342,675,632.25/8,526.75
  6. Step 6: Final answer
    x = 40,188.31

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These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.