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Finding the Fourth Proportional to 330,169.01, 495,450.27 and 119,823.35

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Solution

The fourth proportional to 330,169.01, 495,450.27 and 119,823.35 is: 179,806.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,169.01 : 495,450.27 = 119,823.35 : x
  2. Step 2: Convert to fraction form
    330,169.01/495,450.27 = 119,823.35/x
  3. Step 3: Cross multiply
    330,169.01x = 495,450.27 × 119,823.35
  4. Step 4: Simplify right side
    330,169.01x = 59,366,511,109.80
  5. Step 5: Solve for x
    x = 59,366,511,109.80/330,169.01
  6. Step 6: Final answer
    x = 179,806.43

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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.