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Finding the Fourth Proportional to 376.84, 562.73 and 374.57

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Solution

The fourth proportional to 376.84, 562.73 and 374.57 is: 559.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    376.84 : 562.73 = 374.57 : x
  2. Step 2: Convert to fraction form
    376.84/562.73 = 374.57/x
  3. Step 3: Cross multiply
    376.84x = 562.73 × 374.57
  4. Step 4: Simplify right side
    376.84x = 210,781.78
  5. Step 5: Solve for x
    x = 210,781.78/376.84
  6. Step 6: Final answer
    x = 559.34

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.