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Finding the Fourth Proportional to 365,059.44, 503,777.76 and 203,930.16

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Solution

The fourth proportional to 365,059.44, 503,777.76 and 203,930.16 is: 281,421.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,059.44 : 503,777.76 = 203,930.16 : x
  2. Step 2: Convert to fraction form
    365,059.44/503,777.76 = 203,930.16/x
  3. Step 3: Cross multiply
    365,059.44x = 503,777.76 × 203,930.16
  4. Step 4: Simplify right side
    365,059.44x = 102,735,479,201.24
  5. Step 5: Solve for x
    x = 102,735,479,201.24/365,059.44
  6. Step 6: Final answer
    x = 281,421.24

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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.