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Finding the Fourth Proportional to 365,025.15, 503,754.39 and 203,883.75

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Solution

The fourth proportional to 365,025.15, 503,754.39 and 203,883.75 is: 281,370.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,025.15 : 503,754.39 = 203,883.75 : x
  2. Step 2: Convert to fraction form
    365,025.15/503,754.39 = 203,883.75/x
  3. Step 3: Cross multiply
    365,025.15x = 503,754.39 × 203,883.75
  4. Step 4: Simplify right side
    365,025.15x = 102,707,334,112.16
  5. Step 5: Solve for x
    x = 102,707,334,112.16/365,025.15
  6. Step 6: Final answer
    x = 281,370.57

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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.