Home / 330,558.96-456,166.44-194,608.56

Finding the Fourth Proportional to 330,558.96, 456,166.44 and 194,608.56

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Solution

The fourth proportional to 330,558.96, 456,166.44 and 194,608.56 is: 268,556.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,558.96 : 456,166.44 = 194,608.56 : x
  2. Step 2: Convert to fraction form
    330,558.96/456,166.44 = 194,608.56/x
  3. Step 3: Cross multiply
    330,558.96x = 456,166.44 × 194,608.56
  4. Step 4: Simplify right side
    330,558.96x = 88,773,894,008.73
  5. Step 5: Solve for x
    x = 88,773,894,008.73/330,558.96
  6. Step 6: Final answer
    x = 268,556.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.