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Finding the Fourth Proportional to 295,916.44, 408,546.84 and 192,649.54

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Solution

The fourth proportional to 295,916.44, 408,546.84 and 192,649.54 is: 265,974.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,916.44 : 408,546.84 = 192,649.54 : x
  2. Step 2: Convert to fraction form
    295,916.44/408,546.84 = 192,649.54/x
  3. Step 3: Cross multiply
    295,916.44x = 408,546.84 × 192,649.54
  4. Step 4: Simplify right side
    295,916.44x = 78,706,360,794.45
  5. Step 5: Solve for x
    x = 78,706,360,794.45/295,916.44
  6. Step 6: Final answer
    x = 265,974.95

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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.