Home / 703,583.60-1,055,487.48-254,258.98

Finding the Fourth Proportional to 703,583.60, 1,055,487.48 and 254,258.98

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Solution

The fourth proportional to 703,583.60, 1,055,487.48 and 254,258.98 is: 381,428.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,583.60 : 1,055,487.48 = 254,258.98 : x
  2. Step 2: Convert to fraction form
    703,583.60/1,055,487.48 = 254,258.98/x
  3. Step 3: Cross multiply
    703,583.60x = 1,055,487.48 × 254,258.98
  4. Step 4: Simplify right side
    703,583.60x = 268,367,170,067.57
  5. Step 5: Solve for x
    x = 268,367,170,067.57/703,583.60
  6. Step 6: Final answer
    x = 381,428.97

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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.