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Finding the Fourth Proportional to 202,504.60, 303,611.10 and 113,785.30

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Solution

The fourth proportional to 202,504.60, 303,611.10 and 113,785.30 is: 170,596.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,504.60 : 303,611.10 = 113,785.30 : x
  2. Step 2: Convert to fraction form
    202,504.60/303,611.10 = 113,785.30/x
  3. Step 3: Cross multiply
    202,504.60x = 303,611.10 × 113,785.30
  4. Step 4: Simplify right side
    202,504.60x = 34,546,480,096.83
  5. Step 5: Solve for x
    x = 34,546,480,096.83/202,504.60
  6. Step 6: Final answer
    x = 170,596.03

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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.