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Finding the Fourth Proportional to 505,896.60, 758,747.70 and 150,922.20

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Solution

The fourth proportional to 505,896.60, 758,747.70 and 150,922.20 is: 226,354.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,896.60 : 758,747.70 = 150,922.20 : x
  2. Step 2: Convert to fraction form
    505,896.60/758,747.70 = 150,922.20/x
  3. Step 3: Cross multiply
    505,896.60x = 758,747.70 × 150,922.20
  4. Step 4: Simplify right side
    505,896.60x = 114,511,872,128.94
  5. Step 5: Solve for x
    x = 114,511,872,128.94/505,896.60
  6. Step 6: Final answer
    x = 226,354.30

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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.