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Finding the Third Proportional to 34,668 and 75,240

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Solution

The third proportional to 34,668 and 75,240 is: 163,293.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,668 : 75,240 = 75,240 : x
  2. Step 2: Convert to fraction form
    34,668/75,240 = 75,240/x
  3. Step 3: Cross multiply
    34,668x = 75,240 × 75,240
  4. Step 4: Simplify right side
    34,668x = 5,661,057,600
  5. Step 5: Solve for x
    x = 5,661,057,600/34,668
  6. Step 6: Final answer
    x = 163,293.46

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Why These Related Problems?

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