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Finding the Fourth Proportional to 416,093.80, 624,140.70 and 166,954.60

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Solution

The fourth proportional to 416,093.80, 624,140.70 and 166,954.60 is: 250,431.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,093.80 : 624,140.70 = 166,954.60 : x
  2. Step 2: Convert to fraction form
    416,093.80/624,140.70 = 166,954.60/x
  3. Step 3: Cross multiply
    416,093.80x = 624,140.70 × 166,954.60
  4. Step 4: Simplify right side
    416,093.80x = 104,203,160,912.22
  5. Step 5: Solve for x
    x = 104,203,160,912.22/416,093.80
  6. Step 6: Final answer
    x = 250,431.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.