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Finding the Fourth Proportional to 248,334.40, 372,559.44 and 70,843.84

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Solution

The fourth proportional to 248,334.40, 372,559.44 and 70,843.84 is: 106,282.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,334.40 : 372,559.44 = 70,843.84 : x
  2. Step 2: Convert to fraction form
    248,334.40/372,559.44 = 70,843.84/x
  3. Step 3: Cross multiply
    248,334.40x = 372,559.44 × 70,843.84
  4. Step 4: Simplify right side
    248,334.40x = 26,393,541,357.85
  5. Step 5: Solve for x
    x = 26,393,541,357.85/248,334.40
  6. Step 6: Final answer
    x = 106,282.26

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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.