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Finding the Fourth Proportional to 293,198.74, 404,611.52 and 165,874.33

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Solution

The fourth proportional to 293,198.74, 404,611.52 and 165,874.33 is: 228,905.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,198.74 : 404,611.52 = 165,874.33 : x
  2. Step 2: Convert to fraction form
    293,198.74/404,611.52 = 165,874.33/x
  3. Step 3: Cross multiply
    293,198.74x = 404,611.52 × 165,874.33
  4. Step 4: Simplify right side
    293,198.74x = 67,114,663,778.75
  5. Step 5: Solve for x
    x = 67,114,663,778.75/293,198.74
  6. Step 6: Final answer
    x = 228,905.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.