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Finding the Third Proportional to 160,018.50 and 343,761

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Solution

The third proportional to 160,018.50 and 343,761 is: 738,487.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,018.50 : 343,761 = 343,761 : x
  2. Step 2: Convert to fraction form
    160,018.50/343,761 = 343,761/x
  3. Step 3: Cross multiply
    160,018.50x = 343,761 × 343,761
  4. Step 4: Simplify right side
    160,018.50x = 118,171,625,121
  5. Step 5: Solve for x
    x = 118,171,625,121/160,018.50
  6. Step 6: Final answer
    x = 738,487.27

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.