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Finding the Fourth Proportional to 481,803.04, 722,458.52 and 178,181.83

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Solution

The fourth proportional to 481,803.04, 722,458.52 and 178,181.83 is: 267,181.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,803.04 : 722,458.52 = 178,181.83 : x
  2. Step 2: Convert to fraction form
    481,803.04/722,458.52 = 178,181.83/x
  3. Step 3: Cross multiply
    481,803.04x = 722,458.52 × 178,181.83
  4. Step 4: Simplify right side
    481,803.04x = 128,728,978,495.64
  5. Step 5: Solve for x
    x = 128,728,978,495.64/481,803.04
  6. Step 6: Final answer
    x = 267,181.75

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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.