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Finding the Fourth Proportional to 298,235.52, 446,763.84 and 179,556.48

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Solution

The fourth proportional to 298,235.52, 446,763.84 and 179,556.48 is: 268,979.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,235.52 : 446,763.84 = 179,556.48 : x
  2. Step 2: Convert to fraction form
    298,235.52/446,763.84 = 179,556.48/x
  3. Step 3: Cross multiply
    298,235.52x = 446,763.84 × 179,556.48
  4. Step 4: Simplify right side
    298,235.52x = 80,219,342,501.68
  5. Step 5: Solve for x
    x = 80,219,342,501.68/298,235.52
  6. Step 6: Final answer
    x = 268,979.84

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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.