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Finding the Fourth Proportional to 244,783.72, 366,880.33 and 126,390.48

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Solution

The fourth proportional to 244,783.72, 366,880.33 and 126,390.48 is: 189,433.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,783.72 : 366,880.33 = 126,390.48 : x
  2. Step 2: Convert to fraction form
    244,783.72/366,880.33 = 126,390.48/x
  3. Step 3: Cross multiply
    244,783.72x = 366,880.33 × 126,390.48
  4. Step 4: Simplify right side
    244,783.72x = 46,370,181,011.26
  5. Step 5: Solve for x
    x = 46,370,181,011.26/244,783.72
  6. Step 6: Final answer
    x = 189,433.27

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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.