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Finding the Third Proportional to 5,323.50 and 8,817.75

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Solution

The third proportional to 5,323.50 and 8,817.75 is: 14,605.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,323.50 : 8,817.75 = 8,817.75 : x
  2. Step 2: Convert to fraction form
    5,323.50/8,817.75 = 8,817.75/x
  3. Step 3: Cross multiply
    5,323.50x = 8,817.75 × 8,817.75
  4. Step 4: Simplify right side
    5,323.50x = 77,752,715.06
  5. Step 5: Solve for x
    x = 77,752,715.06/5,323.50
  6. Step 6: Final answer
    x = 14,605.56

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Why These Related Problems?

These problems maintain the same ratio (1.66) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.