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Finding the Fourth Proportional to 592.94, 889.44 and 387.62

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Solution

The fourth proportional to 592.94, 889.44 and 387.62 is: 581.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    592.94 : 889.44 = 387.62 : x
  2. Step 2: Convert to fraction form
    592.94/889.44 = 387.62/x
  3. Step 3: Cross multiply
    592.94x = 889.44 × 387.62
  4. Step 4: Simplify right side
    592.94x = 344,764.73
  5. Step 5: Solve for x
    x = 344,764.73/592.94
  6. Step 6: Final answer
    x = 581.45

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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.