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Finding the Fourth Proportional to 248,846.80, 373,270.20 and 61,858.30

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Solution

The fourth proportional to 248,846.80, 373,270.20 and 61,858.30 is: 92,787.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,846.80 : 373,270.20 = 61,858.30 : x
  2. Step 2: Convert to fraction form
    248,846.80/373,270.20 = 61,858.30/x
  3. Step 3: Cross multiply
    248,846.80x = 373,270.20 × 61,858.30
  4. Step 4: Simplify right side
    248,846.80x = 23,089,860,012.66
  5. Step 5: Solve for x
    x = 23,089,860,012.66/248,846.80
  6. Step 6: Final answer
    x = 92,787.45

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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.