Home / 269,766.24-405,108.63-258,481.32

Finding the Fourth Proportional to 269,766.24, 405,108.63 and 258,481.32

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Solution

The fourth proportional to 269,766.24, 405,108.63 and 258,481.32 is: 388,162.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,766.24 : 405,108.63 = 258,481.32 : x
  2. Step 2: Convert to fraction form
    269,766.24/405,108.63 = 258,481.32/x
  3. Step 3: Cross multiply
    269,766.24x = 405,108.63 × 258,481.32
  4. Step 4: Simplify right side
    269,766.24x = 104,713,013,425.79
  5. Step 5: Solve for x
    x = 104,713,013,425.79/269,766.24
  6. Step 6: Final answer
    x = 388,162.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.