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Finding the Third Proportional to 79,396.88 and 174,345.75

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Solution

The third proportional to 79,396.88 and 174,345.75 is: 382,841.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,396.88 : 174,345.75 = 174,345.75 : x
  2. Step 2: Convert to fraction form
    79,396.88/174,345.75 = 174,345.75/x
  3. Step 3: Cross multiply
    79,396.88x = 174,345.75 × 174,345.75
  4. Step 4: Simplify right side
    79,396.88x = 30,396,440,543.06
  5. Step 5: Solve for x
    x = 30,396,440,543.06/79,396.88
  6. Step 6: Final answer
    x = 382,841.77

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.