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Finding the Third Proportional to 79,271.50 and 165,104

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Solution

The third proportional to 79,271.50 and 165,104 is: 343,873.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,271.50 : 165,104 = 165,104 : x
  2. Step 2: Convert to fraction form
    79,271.50/165,104 = 165,104/x
  3. Step 3: Cross multiply
    79,271.50x = 165,104 × 165,104
  4. Step 4: Simplify right side
    79,271.50x = 27,259,330,816
  5. Step 5: Solve for x
    x = 27,259,330,816/79,271.50
  6. Step 6: Final answer
    x = 343,873.03

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.