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Finding the Fourth Proportional to 246,410.88, 369,559.80 and 68,930.40

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Solution

The fourth proportional to 246,410.88, 369,559.80 and 68,930.40 is: 103,379.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,410.88 : 369,559.80 = 68,930.40 : x
  2. Step 2: Convert to fraction form
    246,410.88/369,559.80 = 68,930.40/x
  3. Step 3: Cross multiply
    246,410.88x = 369,559.80 × 68,930.40
  4. Step 4: Simplify right side
    246,410.88x = 25,473,904,837.92
  5. Step 5: Solve for x
    x = 25,473,904,837.92/246,410.88
  6. Step 6: Final answer
    x = 103,379.79

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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.