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Finding the Fourth Proportional to 246,507.41, 369,723.93 and 78,005.85

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Solution

The fourth proportional to 246,507.41, 369,723.93 and 78,005.85 is: 116,997.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,507.41 : 369,723.93 = 78,005.85 : x
  2. Step 2: Convert to fraction form
    246,507.41/369,723.93 = 78,005.85/x
  3. Step 3: Cross multiply
    246,507.41x = 369,723.93 × 78,005.85
  4. Step 4: Simplify right side
    246,507.41x = 28,840,629,424.99
  5. Step 5: Solve for x
    x = 28,840,629,424.99/246,507.41
  6. Step 6: Final answer
    x = 116,997.01

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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.