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Finding the Third Proportional to 68,240 and 95,556

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Solution

The third proportional to 68,240 and 95,556 is: 133,806.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,240 : 95,556 = 95,556 : x
  2. Step 2: Convert to fraction form
    68,240/95,556 = 95,556/x
  3. Step 3: Cross multiply
    68,240x = 95,556 × 95,556
  4. Step 4: Simplify right side
    68,240x = 9,130,949,136
  5. Step 5: Solve for x
    x = 9,130,949,136/68,240
  6. Step 6: Final answer
    x = 133,806.41

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.