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Finding the Third Proportional to 168,981.19 and 342,624.94

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Solution

The third proportional to 168,981.19 and 342,624.94 is: 694,703.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,981.19 : 342,624.94 = 342,624.94 : x
  2. Step 2: Convert to fraction form
    168,981.19/342,624.94 = 342,624.94/x
  3. Step 3: Cross multiply
    168,981.19x = 342,624.94 × 342,624.94
  4. Step 4: Simplify right side
    168,981.19x = 117,391,847,796.88
  5. Step 5: Solve for x
    x = 117,391,847,796.88/168,981.19
  6. Step 6: Final answer
    x = 694,703.65

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.