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Finding the Fourth Proportional to 329,136.54, 454,184.64 and 193,175.88

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Solution

The fourth proportional to 329,136.54, 454,184.64 and 193,175.88 is: 266,568.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,136.54 : 454,184.64 = 193,175.88 : x
  2. Step 2: Convert to fraction form
    329,136.54/454,184.64 = 193,175.88/x
  3. Step 3: Cross multiply
    329,136.54x = 454,184.64 × 193,175.88
  4. Step 4: Simplify right side
    329,136.54x = 87,737,517,514.48
  5. Step 5: Solve for x
    x = 87,737,517,514.48/329,136.54
  6. Step 6: Final answer
    x = 266,568.75

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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.