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Finding the Fourth Proportional to 232,378.80, 348,049.80 and 190,906.80

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Solution

The fourth proportional to 232,378.80, 348,049.80 and 190,906.80 is: 285,934.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,378.80 : 348,049.80 = 190,906.80 : x
  2. Step 2: Convert to fraction form
    232,378.80/348,049.80 = 190,906.80/x
  3. Step 3: Cross multiply
    232,378.80x = 348,049.80 × 190,906.80
  4. Step 4: Simplify right side
    232,378.80x = 66,445,073,558.64
  5. Step 5: Solve for x
    x = 66,445,073,558.64/232,378.80
  6. Step 6: Final answer
    x = 285,934.32

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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.