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Finding the Fourth Proportional to 246,661.86, 369,928.56 and 104,433.92

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Solution

The fourth proportional to 246,661.86, 369,928.56 and 104,433.92 is: 156,623.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,661.86 : 369,928.56 = 104,433.92 : x
  2. Step 2: Convert to fraction form
    246,661.86/369,928.56 = 104,433.92/x
  3. Step 3: Cross multiply
    246,661.86x = 369,928.56 × 104,433.92
  4. Step 4: Simplify right side
    246,661.86x = 38,633,089,640.76
  5. Step 5: Solve for x
    x = 38,633,089,640.76/246,661.86
  6. Step 6: Final answer
    x = 156,623.69

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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.