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Finding the Fourth Proportional to 365,098.15, 503,833.03 and 203,951.77

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Solution

The fourth proportional to 365,098.15, 503,833.03 and 203,951.77 is: 281,452.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,098.15 : 503,833.03 = 203,951.77 : x
  2. Step 2: Convert to fraction form
    365,098.15/503,833.03 = 203,951.77/x
  3. Step 3: Cross multiply
    365,098.15x = 503,833.03 × 203,951.77
  4. Step 4: Simplify right side
    365,098.15x = 102,757,638,252.96
  5. Step 5: Solve for x
    x = 102,757,638,252.96/365,098.15
  6. Step 6: Final answer
    x = 281,452.09

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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.