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Finding the Fourth Proportional to 303,669.60, 455,504.40 and 244,620.60

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Solution

The fourth proportional to 303,669.60, 455,504.40 and 244,620.60 is: 366,930.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,669.60 : 455,504.40 = 244,620.60 : x
  2. Step 2: Convert to fraction form
    303,669.60/455,504.40 = 244,620.60/x
  3. Step 3: Cross multiply
    303,669.60x = 455,504.40 × 244,620.60
  4. Step 4: Simplify right side
    303,669.60x = 111,425,759,630.64
  5. Step 5: Solve for x
    x = 111,425,759,630.64/303,669.60
  6. Step 6: Final answer
    x = 366,930.90

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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.