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Finding the Fourth Proportional to 324,766.87, 448,187.72 and 177,600.38

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Solution

The fourth proportional to 324,766.87, 448,187.72 and 177,600.38 is: 245,093.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,766.87 : 448,187.72 = 177,600.38 : x
  2. Step 2: Convert to fraction form
    324,766.87/448,187.72 = 177,600.38/x
  3. Step 3: Cross multiply
    324,766.87x = 448,187.72 × 177,600.38
  4. Step 4: Simplify right side
    324,766.87x = 79,598,310,571.22
  5. Step 5: Solve for x
    x = 79,598,310,571.22/324,766.87
  6. Step 6: Final answer
    x = 245,093.69

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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.