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Finding the Fourth Proportional to 246,659.86, 369,925.56 and 104,431.92

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Solution

The fourth proportional to 246,659.86, 369,925.56 and 104,431.92 is: 156,620.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,659.86 : 369,925.56 = 104,431.92 : x
  2. Step 2: Convert to fraction form
    246,659.86/369,925.56 = 104,431.92/x
  3. Step 3: Cross multiply
    246,659.86x = 369,925.56 × 104,431.92
  4. Step 4: Simplify right side
    246,659.86x = 38,632,036,912.07
  5. Step 5: Solve for x
    x = 38,632,036,912.07/246,659.86
  6. Step 6: Final answer
    x = 156,620.69

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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.