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Finding the Fourth Proportional to 437,115.36, 655,191.84 and 170,826.24

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Solution

The fourth proportional to 437,115.36, 655,191.84 and 170,826.24 is: 256,051.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,115.36 : 655,191.84 = 170,826.24 : x
  2. Step 2: Convert to fraction form
    437,115.36/655,191.84 = 170,826.24/x
  3. Step 3: Cross multiply
    437,115.36x = 655,191.84 × 170,826.24
  4. Step 4: Simplify right side
    437,115.36x = 111,923,958,505.88
  5. Step 5: Solve for x
    x = 111,923,958,505.88/437,115.36
  6. Step 6: Final answer
    x = 256,051.31

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1.5x scale

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.