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Finding the Fourth Proportional to 540,804.44, 746,279.67 and 295,740.56

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Solution

The fourth proportional to 540,804.44, 746,279.67 and 295,740.56 is: 408,105.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,804.44 : 746,279.67 = 295,740.56 : x
  2. Step 2: Convert to fraction form
    540,804.44/746,279.67 = 295,740.56/x
  3. Step 3: Cross multiply
    540,804.44x = 746,279.67 × 295,740.56
  4. Step 4: Simplify right side
    540,804.44x = 220,705,163,791.02
  5. Step 5: Solve for x
    x = 220,705,163,791.02/540,804.44
  6. Step 6: Final answer
    x = 408,105.31

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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.