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Finding the Fourth Proportional to 277,930.02, 414,861.07 and 238,738.98

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Solution

The fourth proportional to 277,930.02, 414,861.07 and 238,738.98 is: 356,361.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,930.02 : 414,861.07 = 238,738.98 : x
  2. Step 2: Convert to fraction form
    277,930.02/414,861.07 = 238,738.98/x
  3. Step 3: Cross multiply
    277,930.02x = 414,861.07 × 238,738.98
  4. Step 4: Simplify right side
    277,930.02x = 99,043,508,693.51
  5. Step 5: Solve for x
    x = 99,043,508,693.51/277,930.02
  6. Step 6: Final answer
    x = 356,361.32

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.