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Finding the Fourth Proportional to 329,146.58, 454,403.06 and 206,766.62

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Solution

The fourth proportional to 329,146.58, 454,403.06 and 206,766.62 is: 285,451.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,146.58 : 454,403.06 = 206,766.62 : x
  2. Step 2: Convert to fraction form
    329,146.58/454,403.06 = 206,766.62/x
  3. Step 3: Cross multiply
    329,146.58x = 454,403.06 × 206,766.62
  4. Step 4: Simplify right side
    329,146.58x = 93,955,384,833.86
  5. Step 5: Solve for x
    x = 93,955,384,833.86/329,146.58
  6. Step 6: Final answer
    x = 285,451.50

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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.