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Finding the Third Proportional to 160,015.50 and 343,755

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Solution

The third proportional to 160,015.50 and 343,755 is: 738,475.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,015.50 : 343,755 = 343,755 : x
  2. Step 2: Convert to fraction form
    160,015.50/343,755 = 343,755/x
  3. Step 3: Cross multiply
    160,015.50x = 343,755 × 343,755
  4. Step 4: Simplify right side
    160,015.50x = 118,167,500,025
  5. Step 5: Solve for x
    x = 118,167,500,025/160,015.50
  6. Step 6: Final answer
    x = 738,475.34

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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.