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Finding the Fourth Proportional to 370,849.44, 556,367.43 and 171,311.00

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Solution

The fourth proportional to 370,849.44, 556,367.43 and 171,311.00 is: 257,009.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,849.44 : 556,367.43 = 171,311.00 : x
  2. Step 2: Convert to fraction form
    370,849.44/556,367.43 = 171,311.00/x
  3. Step 3: Cross multiply
    370,849.44x = 556,367.43 × 171,311.00
  4. Step 4: Simplify right side
    370,849.44x = 95,311,861,790.88
  5. Step 5: Solve for x
    x = 95,311,861,790.88/370,849.44
  6. Step 6: Final answer
    x = 257,009.59

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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.