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Finding the Fourth Proportional to 329,083.88, 454,135.75 and 178,180.88

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Solution

The fourth proportional to 329,083.88, 454,135.75 and 178,180.88 is: 245,889.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,083.88 : 454,135.75 = 178,180.88 : x
  2. Step 2: Convert to fraction form
    329,083.88/454,135.75 = 178,180.88/x
  3. Step 3: Cross multiply
    329,083.88x = 454,135.75 × 178,180.88
  4. Step 4: Simplify right side
    329,083.88x = 80,918,304,858.33
  5. Step 5: Solve for x
    x = 80,918,304,858.33/329,083.88
  6. Step 6: Final answer
    x = 245,889.61

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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.