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Finding the Fourth Proportional to 452,183.97, 624,021.66 and 248,253.78

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Solution

The fourth proportional to 452,183.97, 624,021.66 and 248,253.78 is: 342,594.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,183.97 : 624,021.66 = 248,253.78 : x
  2. Step 2: Convert to fraction form
    452,183.97/624,021.66 = 248,253.78/x
  3. Step 3: Cross multiply
    452,183.97x = 624,021.66 × 248,253.78
  4. Step 4: Simplify right side
    452,183.97x = 154,915,735,896.88
  5. Step 5: Solve for x
    x = 154,915,735,896.88/452,183.97
  6. Step 6: Final answer
    x = 342,594.49

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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.