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Finding the Third Proportional to 79,454.04 and 171,511.80

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Solution

The third proportional to 79,454.04 and 171,511.80 is: 370,230.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,454.04 : 171,511.80 = 171,511.80 : x
  2. Step 2: Convert to fraction form
    79,454.04/171,511.80 = 171,511.80/x
  3. Step 3: Cross multiply
    79,454.04x = 171,511.80 × 171,511.80
  4. Step 4: Simplify right side
    79,454.04x = 29,416,299,147.16
  5. Step 5: Solve for x
    x = 29,416,299,147.16/79,454.04
  6. Step 6: Final answer
    x = 370,230.38

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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.