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Finding the Fourth Proportional to 263,920.63, 363,722.04 and 187,443.07

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Solution

The fourth proportional to 263,920.63, 363,722.04 and 187,443.07 is: 258,324.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,920.63 : 363,722.04 = 187,443.07 : x
  2. Step 2: Convert to fraction form
    263,920.63/363,722.04 = 187,443.07/x
  3. Step 3: Cross multiply
    263,920.63x = 363,722.04 × 187,443.07
  4. Step 4: Simplify right side
    263,920.63x = 68,177,175,804.26
  5. Step 5: Solve for x
    x = 68,177,175,804.26/263,920.63
  6. Step 6: Final answer
    x = 258,324.54

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