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Finding the Third Proportional to 8,316 and 13,277.25

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Solution

The third proportional to 8,316 and 13,277.25 is: 21,198.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,316 : 13,277.25 = 13,277.25 : x
  2. Step 2: Convert to fraction form
    8,316/13,277.25 = 13,277.25/x
  3. Step 3: Cross multiply
    8,316x = 13,277.25 × 13,277.25
  4. Step 4: Simplify right side
    8,316x = 176,285,367.56
  5. Step 5: Solve for x
    x = 176,285,367.56/8,316
  6. Step 6: Final answer
    x = 21,198.34

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Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.