Home / 863,258.62-1,191,297.63-481,277.74

Finding the Fourth Proportional to 863,258.62, 1,191,297.63 and 481,277.74

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Solution

The fourth proportional to 863,258.62, 1,191,297.63 and 481,277.74 is: 664,163.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,258.62 : 1,191,297.63 = 481,277.74 : x
  2. Step 2: Convert to fraction form
    863,258.62/1,191,297.63 = 481,277.74/x
  3. Step 3: Cross multiply
    863,258.62x = 1,191,297.63 × 481,277.74
  4. Step 4: Simplify right side
    863,258.62x = 573,345,031,033.76
  5. Step 5: Solve for x
    x = 573,345,031,033.76/863,258.62
  6. Step 6: Final answer
    x = 664,163.69

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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.