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Finding the Third Proportional to 7,176.75 and 9,668.25

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Solution

The third proportional to 7,176.75 and 9,668.25 is: 13,024.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,176.75 : 9,668.25 = 9,668.25 : x
  2. Step 2: Convert to fraction form
    7,176.75/9,668.25 = 9,668.25/x
  3. Step 3: Cross multiply
    7,176.75x = 9,668.25 × 9,668.25
  4. Step 4: Simplify right side
    7,176.75x = 93,475,058.06
  5. Step 5: Solve for x
    x = 93,475,058.06/7,176.75
  6. Step 6: Final answer
    x = 13,024.71

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.