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Finding the Fourth Proportional to 220,334.56, 304,060.56 and 119,732.32

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Solution

The fourth proportional to 220,334.56, 304,060.56 and 119,732.32 is: 165,229.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,334.56 : 304,060.56 = 119,732.32 : x
  2. Step 2: Convert to fraction form
    220,334.56/304,060.56 = 119,732.32/x
  3. Step 3: Cross multiply
    220,334.56x = 304,060.56 × 119,732.32
  4. Step 4: Simplify right side
    220,334.56x = 36,405,876,269.30
  5. Step 5: Solve for x
    x = 36,405,876,269.30/220,334.56
  6. Step 6: Final answer
    x = 165,229.99

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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.