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Finding the Fourth Proportional to 192,827.60, 289,932.60 and 162,414.80

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Solution

The fourth proportional to 192,827.60, 289,932.60 and 162,414.80 is: 244,204.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,827.60 : 289,932.60 = 162,414.80 : x
  2. Step 2: Convert to fraction form
    192,827.60/289,932.60 = 162,414.80/x
  3. Step 3: Cross multiply
    192,827.60x = 289,932.60 × 162,414.80
  4. Step 4: Simplify right side
    192,827.60x = 47,089,345,242.48
  5. Step 5: Solve for x
    x = 47,089,345,242.48/192,827.60
  6. Step 6: Final answer
    x = 244,204.38

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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.