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Finding the Fourth Proportional to 248,200.56, 342,525.36 and 135,027.36

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Solution

The fourth proportional to 248,200.56, 342,525.36 and 135,027.36 is: 186,342.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,200.56 : 342,525.36 = 135,027.36 : x
  2. Step 2: Convert to fraction form
    248,200.56/342,525.36 = 135,027.36/x
  3. Step 3: Cross multiply
    248,200.56x = 342,525.36 × 135,027.36
  4. Step 4: Simplify right side
    248,200.56x = 46,250,295,093.85
  5. Step 5: Solve for x
    x = 46,250,295,093.85/248,200.56
  6. Step 6: Final answer
    x = 186,342.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.