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Finding the Fourth Proportional to 483,799.92, 726,083.82 and 259,326.24

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Solution

The fourth proportional to 483,799.92, 726,083.82 and 259,326.24 is: 389,195.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,799.92 : 726,083.82 = 259,326.24 : x
  2. Step 2: Convert to fraction form
    483,799.92/726,083.82 = 259,326.24/x
  3. Step 3: Cross multiply
    483,799.92x = 726,083.82 × 259,326.24
  4. Step 4: Simplify right side
    483,799.92x = 188,292,586,965.44
  5. Step 5: Solve for x
    x = 188,292,586,965.44/483,799.92
  6. Step 6: Final answer
    x = 389,195.16

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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.