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Finding the Fourth Proportional to 994,563.94, 1,372,662.84 and 586,765.48

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Solution

The fourth proportional to 994,563.94, 1,372,662.84 and 586,765.48 is: 809,833.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,563.94 : 1,372,662.84 = 586,765.48 : x
  2. Step 2: Convert to fraction form
    994,563.94/1,372,662.84 = 586,765.48/x
  3. Step 3: Cross multiply
    994,563.94x = 1,372,662.84 × 586,765.48
  4. Step 4: Simplify right side
    994,563.94x = 805,431,170,190.76
  5. Step 5: Solve for x
    x = 805,431,170,190.76/994,563.94
  6. Step 6: Final answer
    x = 809,833.47

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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.