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Finding the Fourth Proportional to 247,659.44, 341,763.44 and 140,239.67

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Solution

The fourth proportional to 247,659.44, 341,763.44 and 140,239.67 is: 193,527.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,659.44 : 341,763.44 = 140,239.67 : x
  2. Step 2: Convert to fraction form
    247,659.44/341,763.44 = 140,239.67/x
  3. Step 3: Cross multiply
    247,659.44x = 341,763.44 × 140,239.67
  4. Step 4: Simplify right side
    247,659.44x = 47,928,789,633.65
  5. Step 5: Solve for x
    x = 47,928,789,633.65/247,659.44
  6. Step 6: Final answer
    x = 193,527.01

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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.