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Finding the Fourth Proportional to 248,289.94, 372,438.37 and 70,796.94

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Solution

The fourth proportional to 248,289.94, 372,438.37 and 70,796.94 is: 106,196.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,289.94 : 372,438.37 = 70,796.94 : x
  2. Step 2: Convert to fraction form
    248,289.94/372,438.37 = 70,796.94/x
  3. Step 3: Cross multiply
    248,289.94x = 372,438.37 × 70,796.94
  4. Step 4: Simplify right side
    248,289.94x = 26,367,495,626.44
  5. Step 5: Solve for x
    x = 26,367,495,626.44/248,289.94
  6. Step 6: Final answer
    x = 106,196.39

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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.