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Finding the Fourth Proportional to 246,808.28, 369,932.54 and 113,412.89

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Solution

The fourth proportional to 246,808.28, 369,932.54 and 113,412.89 is: 169,990.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,808.28 : 369,932.54 = 113,412.89 : x
  2. Step 2: Convert to fraction form
    246,808.28/369,932.54 = 113,412.89/x
  3. Step 3: Cross multiply
    246,808.28x = 369,932.54 × 113,412.89
  4. Step 4: Simplify right side
    246,808.28x = 41,955,119,674.80
  5. Step 5: Solve for x
    x = 41,955,119,674.80/246,808.28
  6. Step 6: Final answer
    x = 169,990.73

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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.