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Finding the Fourth Proportional to 362,630.96, 543,608.24 and 122,577.84

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Solution

The fourth proportional to 362,630.96, 543,608.24 and 122,577.84 is: 183,752.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,630.96 : 543,608.24 = 122,577.84 : x
  2. Step 2: Convert to fraction form
    362,630.96/543,608.24 = 122,577.84/x
  3. Step 3: Cross multiply
    362,630.96x = 543,608.24 × 122,577.84
  4. Step 4: Simplify right side
    362,630.96x = 66,634,321,147.36
  5. Step 5: Solve for x
    x = 66,634,321,147.36/362,630.96
  6. Step 6: Final answer
    x = 183,752.44

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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.