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Finding the Fourth Proportional to 362,056.80, 543,344.40 and 151,845.60

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Solution

The fourth proportional to 362,056.80, 543,344.40 and 151,845.60 is: 227,877.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,056.80 : 543,344.40 = 151,845.60 : x
  2. Step 2: Convert to fraction form
    362,056.80/543,344.40 = 151,845.60/x
  3. Step 3: Cross multiply
    362,056.80x = 543,344.40 × 151,845.60
  4. Step 4: Simplify right side
    362,056.80x = 82,504,456,424.64
  5. Step 5: Solve for x
    x = 82,504,456,424.64/362,056.80
  6. Step 6: Final answer
    x = 227,877.11

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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.