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Finding the Fourth Proportional to 303,752.06, 419,175.20 and 167,795.49

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Solution

The fourth proportional to 303,752.06, 419,175.20 and 167,795.49 is: 231,556.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,752.06 : 419,175.20 = 167,795.49 : x
  2. Step 2: Convert to fraction form
    303,752.06/419,175.20 = 167,795.49/x
  3. Step 3: Cross multiply
    303,752.06x = 419,175.20 × 167,795.49
  4. Step 4: Simplify right side
    303,752.06x = 70,335,707,240.87
  5. Step 5: Solve for x
    x = 70,335,707,240.87/303,752.06
  6. Step 6: Final answer
    x = 231,556.32

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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.