Home / 703,940.40-1,046,854.26-681,520.20

Finding the Fourth Proportional to 703,940.40, 1,046,854.26 and 681,520.20

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Solution

The fourth proportional to 703,940.40, 1,046,854.26 and 681,520.20 is: 1,013,512.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,940.40 : 1,046,854.26 = 681,520.20 : x
  2. Step 2: Convert to fraction form
    703,940.40/1,046,854.26 = 681,520.20/x
  3. Step 3: Cross multiply
    703,940.40x = 1,046,854.26 × 681,520.20
  4. Step 4: Simplify right side
    703,940.40x = 713,452,324,646.05
  5. Step 5: Solve for x
    x = 713,452,324,646.05/703,940.40
  6. Step 6: Final answer
    x = 1,013,512.40

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.