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Finding the Fourth Proportional to 244,586.20, 366,879.30 and 161,480.20

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Solution

The fourth proportional to 244,586.20, 366,879.30 and 161,480.20 is: 242,220.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,586.20 : 366,879.30 = 161,480.20 : x
  2. Step 2: Convert to fraction form
    244,586.20/366,879.30 = 161,480.20/x
  3. Step 3: Cross multiply
    244,586.20x = 366,879.30 × 161,480.20
  4. Step 4: Simplify right side
    244,586.20x = 59,243,742,739.86
  5. Step 5: Solve for x
    x = 59,243,742,739.86/244,586.20
  6. Step 6: Final answer
    x = 242,220.30

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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.