Home / 622,112.75-858,517.59-350,184.93

Finding the Fourth Proportional to 622,112.75, 858,517.59 and 350,184.93

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Solution

The fourth proportional to 622,112.75, 858,517.59 and 350,184.93 is: 483,256.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,112.75 : 858,517.59 = 350,184.93 : x
  2. Step 2: Convert to fraction form
    622,112.75/858,517.59 = 350,184.93/x
  3. Step 3: Cross multiply
    622,112.75x = 858,517.59 × 350,184.93
  4. Step 4: Simplify right side
    622,112.75x = 300,639,922,157.92
  5. Step 5: Solve for x
    x = 300,639,922,157.92/622,112.75
  6. Step 6: Final answer
    x = 483,256.33

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1.5x scale

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.