Home / 263,192.86-362,777.75-205,730.81

Finding the Fourth Proportional to 263,192.86, 362,777.75 and 205,730.81

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Solution

The fourth proportional to 263,192.86, 362,777.75 and 205,730.81 is: 283,573.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,192.86 : 362,777.75 = 205,730.81 : x
  2. Step 2: Convert to fraction form
    263,192.86/362,777.75 = 205,730.81/x
  3. Step 3: Cross multiply
    263,192.86x = 362,777.75 × 205,730.81
  4. Step 4: Simplify right side
    263,192.86x = 74,634,560,357.48
  5. Step 5: Solve for x
    x = 74,634,560,357.48/263,192.86
  6. Step 6: Final answer
    x = 283,573.65

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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.