Home / 269,817.24-405,185.13-258,532.32

Finding the Fourth Proportional to 269,817.24, 405,185.13 and 258,532.32

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Solution

The fourth proportional to 269,817.24, 405,185.13 and 258,532.32 is: 388,238.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,817.24 : 405,185.13 = 258,532.32 : x
  2. Step 2: Convert to fraction form
    269,817.24/405,185.13 = 258,532.32/x
  3. Step 3: Cross multiply
    269,817.24x = 405,185.13 × 258,532.32
  4. Step 4: Simplify right side
    269,817.24x = 104,753,451,688.40
  5. Step 5: Solve for x
    x = 104,753,451,688.40/269,817.24
  6. Step 6: Final answer
    x = 388,238.54

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1.5x scale

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.