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Finding the Fourth Proportional to 323,175.49, 446,000.57 and 194,153.42

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Solution

The fourth proportional to 323,175.49, 446,000.57 and 194,153.42 is: 267,942.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,175.49 : 446,000.57 = 194,153.42 : x
  2. Step 2: Convert to fraction form
    323,175.49/446,000.57 = 194,153.42/x
  3. Step 3: Cross multiply
    323,175.49x = 446,000.57 × 194,153.42
  4. Step 4: Simplify right side
    323,175.49x = 86,592,536,859.76
  5. Step 5: Solve for x
    x = 86,592,536,859.76/323,175.49
  6. Step 6: Final answer
    x = 267,942.77

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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.