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Finding the Fourth Proportional to 262,725.34, 394,216.38 and 162,858.82

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Solution

The fourth proportional to 262,725.34, 394,216.38 and 162,858.82 is: 244,367.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,725.34 : 394,216.38 = 162,858.82 : x
  2. Step 2: Convert to fraction form
    262,725.34/394,216.38 = 162,858.82/x
  3. Step 3: Cross multiply
    262,725.34x = 394,216.38 × 162,858.82
  4. Step 4: Simplify right side
    262,725.34x = 64,201,614,471.47
  5. Step 5: Solve for x
    x = 64,201,614,471.47/262,725.34
  6. Step 6: Final answer
    x = 244,367.80

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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.