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Finding the Fourth Proportional to 365,016.24, 503,693.64 and 203,858.64

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Solution

The fourth proportional to 365,016.24, 503,693.64 and 203,858.64 is: 281,308.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,016.24 : 503,693.64 = 203,858.64 : x
  2. Step 2: Convert to fraction form
    365,016.24/503,693.64 = 203,858.64/x
  3. Step 3: Cross multiply
    365,016.24x = 503,693.64 × 203,858.64
  4. Step 4: Simplify right side
    365,016.24x = 102,682,300,427.05
  5. Step 5: Solve for x
    x = 102,682,300,427.05/365,016.24
  6. Step 6: Final answer
    x = 281,308.85

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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.