Home / 793,163.52-1,189,418.88-393,657.60

Finding the Fourth Proportional to 793,163.52, 1,189,418.88 and 393,657.60

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Solution

The fourth proportional to 793,163.52, 1,189,418.88 and 393,657.60 is: 590,324.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,163.52 : 1,189,418.88 = 393,657.60 : x
  2. Step 2: Convert to fraction form
    793,163.52/1,189,418.88 = 393,657.60/x
  3. Step 3: Cross multiply
    793,163.52x = 1,189,418.88 × 393,657.60
  4. Step 4: Simplify right side
    793,163.52x = 468,223,781,695.49
  5. Step 5: Solve for x
    x = 468,223,781,695.49/793,163.52
  6. Step 6: Final answer
    x = 590,324.40

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Double scale
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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.