Home / 622,111.75-858,516.21-350,183.93

Finding the Fourth Proportional to 622,111.75, 858,516.21 and 350,183.93

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Solution

The fourth proportional to 622,111.75, 858,516.21 and 350,183.93 is: 483,254.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,111.75 : 858,516.21 = 350,183.93 : x
  2. Step 2: Convert to fraction form
    622,111.75/858,516.21 = 350,183.93/x
  3. Step 3: Cross multiply
    622,111.75x = 858,516.21 × 350,183.93
  4. Step 4: Simplify right side
    622,111.75x = 300,638,576,093.92
  5. Step 5: Solve for x
    x = 300,638,576,093.92/622,111.75
  6. Step 6: Final answer
    x = 483,254.94

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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.