Home / 798,425.20-1,197,954.60-325,145.20

Finding the Fourth Proportional to 798,425.20, 1,197,954.60 and 325,145.20

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Solution

The fourth proportional to 798,425.20, 1,197,954.60 and 325,145.20 is: 487,846.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,425.20 : 1,197,954.60 = 325,145.20 : x
  2. Step 2: Convert to fraction form
    798,425.20/1,197,954.60 = 325,145.20/x
  3. Step 3: Cross multiply
    798,425.20x = 1,197,954.60 × 325,145.20
  4. Step 4: Simplify right side
    798,425.20x = 389,509,188,007.92
  5. Step 5: Solve for x
    x = 389,509,188,007.92/798,425.20
  6. Step 6: Final answer
    x = 487,846.81

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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.