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Finding the Fourth Proportional to 274,850.32, 411,445.56 and 248,567.44

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Solution

The fourth proportional to 274,850.32, 411,445.56 and 248,567.44 is: 372,100.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,850.32 : 411,445.56 = 248,567.44 : x
  2. Step 2: Convert to fraction form
    274,850.32/411,445.56 = 248,567.44/x
  3. Step 3: Cross multiply
    274,850.32x = 411,445.56 × 248,567.44
  4. Step 4: Simplify right side
    274,850.32x = 102,271,969,548.57
  5. Step 5: Solve for x
    x = 102,271,969,548.57/274,850.32
  6. Step 6: Final answer
    x = 372,100.60

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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.