Home / 635,865.24-954,607.21-412,161.77

Finding the Fourth Proportional to 635,865.24, 954,607.21 and 412,161.77

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Solution

The fourth proportional to 635,865.24, 954,607.21 and 412,161.77 is: 618,767.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,865.24 : 954,607.21 = 412,161.77 : x
  2. Step 2: Convert to fraction form
    635,865.24/954,607.21 = 412,161.77/x
  3. Step 3: Cross multiply
    635,865.24x = 954,607.21 × 412,161.77
  4. Step 4: Simplify right side
    635,865.24x = 393,452,596,297.96
  5. Step 5: Solve for x
    x = 393,452,596,297.96/635,865.24
  6. Step 6: Final answer
    x = 618,767.27

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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.