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Finding the Fourth Proportional to 476.23, 714.05 and 183.73

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Solution

The fourth proportional to 476.23, 714.05 and 183.73 is: 275.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    476.23 : 714.05 = 183.73 : x
  2. Step 2: Convert to fraction form
    476.23/714.05 = 183.73/x
  3. Step 3: Cross multiply
    476.23x = 714.05 × 183.73
  4. Step 4: Simplify right side
    476.23x = 131,191.49
  5. Step 5: Solve for x
    x = 131,191.49/476.23
  6. Step 6: Final answer
    x = 275.48

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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.