Home / 658,319.36-987,725.07-259,238.33

Finding the Fourth Proportional to 658,319.36, 987,725.07 and 259,238.33

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Solution

The fourth proportional to 658,319.36, 987,725.07 and 259,238.33 is: 388,954.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,319.36 : 987,725.07 = 259,238.33 : x
  2. Step 2: Convert to fraction form
    658,319.36/987,725.07 = 259,238.33/x
  3. Step 3: Cross multiply
    658,319.36x = 987,725.07 × 259,238.33
  4. Step 4: Simplify right side
    658,319.36x = 256,056,192,707.31
  5. Step 5: Solve for x
    x = 256,056,192,707.31/658,319.36
  6. Step 6: Final answer
    x = 388,954.37

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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.