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Finding the Fourth Proportional to 244,123.20, 365,893.20 and 125,733.60

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Solution

The fourth proportional to 244,123.20, 365,893.20 and 125,733.60 is: 188,450.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,123.20 : 365,893.20 = 125,733.60 : x
  2. Step 2: Convert to fraction form
    244,123.20/365,893.20 = 125,733.60/x
  3. Step 3: Cross multiply
    244,123.20x = 365,893.20 × 125,733.60
  4. Step 4: Simplify right side
    244,123.20x = 46,005,069,251.52
  5. Step 5: Solve for x
    x = 46,005,069,251.52/244,123.20
  6. Step 6: Final answer
    x = 188,450.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.