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Finding the Fourth Proportional to 541,183.52, 746,222.10 and 404,780.33

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Solution

The fourth proportional to 541,183.52, 746,222.10 and 404,780.33 is: 558,139.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,183.52 : 746,222.10 = 404,780.33 : x
  2. Step 2: Convert to fraction form
    541,183.52/746,222.10 = 404,780.33/x
  3. Step 3: Cross multiply
    541,183.52x = 746,222.10 × 404,780.33
  4. Step 4: Simplify right side
    541,183.52x = 302,056,029,137.27
  5. Step 5: Solve for x
    x = 302,056,029,137.27/541,183.52
  6. Step 6: Final answer
    x = 558,139.74

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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.