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Finding the Fourth Proportional to 533,979.54, 804,684.27 and 483,394.23

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Solution

The fourth proportional to 533,979.54, 804,684.27 and 483,394.23 is: 728,454.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,979.54 : 804,684.27 = 483,394.23 : x
  2. Step 2: Convert to fraction form
    533,979.54/804,684.27 = 483,394.23/x
  3. Step 3: Cross multiply
    533,979.54x = 804,684.27 × 483,394.23
  4. Step 4: Simplify right side
    533,979.54x = 388,979,734,902.49
  5. Step 5: Solve for x
    x = 388,979,734,902.49/533,979.54
  6. Step 6: Final answer
    x = 728,454.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.