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Finding the Fourth Proportional to 263,354.83, 395,035.60 and 92,569.65

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Solution

The fourth proportional to 263,354.83, 395,035.60 and 92,569.65 is: 138,855.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,354.83 : 395,035.60 = 92,569.65 : x
  2. Step 2: Convert to fraction form
    263,354.83/395,035.60 = 92,569.65/x
  3. Step 3: Cross multiply
    263,354.83x = 395,035.60 × 92,569.65
  4. Step 4: Simplify right side
    263,354.83x = 36,568,307,229.54
  5. Step 5: Solve for x
    x = 36,568,307,229.54/263,354.83
  6. Step 6: Final answer
    x = 138,855.65

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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.