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Finding the Third Proportional to 68,653.50 and 160,395

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Solution

The third proportional to 68,653.50 and 160,395 is: 374,730.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,653.50 : 160,395 = 160,395 : x
  2. Step 2: Convert to fraction form
    68,653.50/160,395 = 160,395/x
  3. Step 3: Cross multiply
    68,653.50x = 160,395 × 160,395
  4. Step 4: Simplify right side
    68,653.50x = 25,726,556,025
  5. Step 5: Solve for x
    x = 25,726,556,025/68,653.50
  6. Step 6: Final answer
    x = 374,730.44

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.