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Finding the Fourth Proportional to 201,183.39, 302,978.66 and 183,247.56

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Solution

The fourth proportional to 201,183.39, 302,978.66 and 183,247.56 is: 275,967.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,183.39 : 302,978.66 = 183,247.56 : x
  2. Step 2: Convert to fraction form
    201,183.39/302,978.66 = 183,247.56/x
  3. Step 3: Cross multiply
    201,183.39x = 302,978.66 × 183,247.56
  4. Step 4: Simplify right side
    201,183.39x = 55,520,099,260.83
  5. Step 5: Solve for x
    x = 55,520,099,260.83/201,183.39
  6. Step 6: Final answer
    x = 275,967.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.