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Finding the Fourth Proportional to 559,529.78, 839,425.80 and 222,589.58

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Solution

The fourth proportional to 559,529.78, 839,425.80 and 222,589.58 is: 333,936.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,529.78 : 839,425.80 = 222,589.58 : x
  2. Step 2: Convert to fraction form
    559,529.78/839,425.80 = 222,589.58/x
  3. Step 3: Cross multiply
    559,529.78x = 839,425.80 × 222,589.58
  4. Step 4: Simplify right side
    559,529.78x = 186,847,436,263.16
  5. Step 5: Solve for x
    x = 186,847,436,263.16/559,529.78
  6. Step 6: Final answer
    x = 333,936.54

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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.