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Finding the Fourth Proportional to 202,496.20, 303,485.10 and 179,168.20

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Solution

The fourth proportional to 202,496.20, 303,485.10 and 179,168.20 is: 268,522.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,496.20 : 303,485.10 = 179,168.20 : x
  2. Step 2: Convert to fraction form
    202,496.20/303,485.10 = 179,168.20/x
  3. Step 3: Cross multiply
    202,496.20x = 303,485.10 × 179,168.20
  4. Step 4: Simplify right side
    202,496.20x = 54,374,879,093.82
  5. Step 5: Solve for x
    x = 54,374,879,093.82/202,496.20
  6. Step 6: Final answer
    x = 268,522.96

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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.