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Finding the Fourth Proportional to 494,853.36, 682,902 and 268,503.36

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Solution

The fourth proportional to 494,853.36, 682,902 and 268,503.36 is: 370,537.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,853.36 : 682,902 = 268,503.36 : x
  2. Step 2: Convert to fraction form
    494,853.36/682,902 = 268,503.36/x
  3. Step 3: Cross multiply
    494,853.36x = 682,902 × 268,503.36
  4. Step 4: Simplify right side
    494,853.36x = 183,361,481,550.72
  5. Step 5: Solve for x
    x = 183,361,481,550.72/494,853.36
  6. Step 6: Final answer
    x = 370,537.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.