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Finding the Fourth Proportional to 246,690.96, 369,814.92 and 204,840

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Solution

The fourth proportional to 246,690.96, 369,814.92 and 204,840 is: 307,076.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,690.96 : 369,814.92 = 204,840 : x
  2. Step 2: Convert to fraction form
    246,690.96/369,814.92 = 204,840/x
  3. Step 3: Cross multiply
    246,690.96x = 369,814.92 × 204,840
  4. Step 4: Simplify right side
    246,690.96x = 75,752,888,212.80
  5. Step 5: Solve for x
    x = 75,752,888,212.80/246,690.96
  6. Step 6: Final answer
    x = 307,076.06

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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.