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Finding the Fourth Proportional to 365,027.78, 503,733.02 and 203,885.12

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Solution

The fourth proportional to 365,027.78, 503,733.02 and 203,885.12 is: 281,358.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,027.78 : 503,733.02 = 203,885.12 : x
  2. Step 2: Convert to fraction form
    365,027.78/503,733.02 = 203,885.12/x
  3. Step 3: Cross multiply
    365,027.78x = 503,733.02 × 203,885.12
  4. Step 4: Simplify right side
    365,027.78x = 102,703,667,230.66
  5. Step 5: Solve for x
    x = 102,703,667,230.66/365,027.78
  6. Step 6: Final answer
    x = 281,358.50

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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.