Home / 294,016.89-405,867.51-198,652.80

Finding the Fourth Proportional to 294,016.89, 405,867.51 and 198,652.80

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Solution

The fourth proportional to 294,016.89, 405,867.51 and 198,652.80 is: 274,224.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,016.89 : 405,867.51 = 198,652.80 : x
  2. Step 2: Convert to fraction form
    294,016.89/405,867.51 = 198,652.80/x
  3. Step 3: Cross multiply
    294,016.89x = 405,867.51 × 198,652.80
  4. Step 4: Simplify right side
    294,016.89x = 80,626,717,290.53
  5. Step 5: Solve for x
    x = 80,626,717,290.53/294,016.89
  6. Step 6: Final answer
    x = 274,224.78

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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.