Home / 293,779.41-405,539.59-198,415.27

Finding the Fourth Proportional to 293,779.41, 405,539.59 and 198,415.27

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Solution

The fourth proportional to 293,779.41, 405,539.59 and 198,415.27 is: 273,896.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,779.41 : 405,539.59 = 198,415.27 : x
  2. Step 2: Convert to fraction form
    293,779.41/405,539.59 = 198,415.27/x
  3. Step 3: Cross multiply
    293,779.41x = 405,539.59 × 198,415.27
  4. Step 4: Simplify right side
    293,779.41x = 80,465,248,000.48
  5. Step 5: Solve for x
    x = 80,465,248,000.48/293,779.41
  6. Step 6: Final answer
    x = 273,896.83

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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.