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Finding the Third Proportional to 167,396.63 and 361,255.57

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Solution

The third proportional to 167,396.63 and 361,255.57 is: 779,618.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,396.63 : 361,255.57 = 361,255.57 : x
  2. Step 2: Convert to fraction form
    167,396.63/361,255.57 = 361,255.57/x
  3. Step 3: Cross multiply
    167,396.63x = 361,255.57 × 361,255.57
  4. Step 4: Simplify right side
    167,396.63x = 130,505,587,081.81
  5. Step 5: Solve for x
    x = 130,505,587,081.81/167,396.63
  6. Step 6: Final answer
    x = 779,618.99

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.