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Finding the Fourth Proportional to 594.98, 892.79 and 399.50

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Solution

The fourth proportional to 594.98, 892.79 and 399.50 is: 599.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    594.98 : 892.79 = 399.50 : x
  2. Step 2: Convert to fraction form
    594.98/892.79 = 399.50/x
  3. Step 3: Cross multiply
    594.98x = 892.79 × 399.50
  4. Step 4: Simplify right side
    594.98x = 356,669.61
  5. Step 5: Solve for x
    x = 356,669.61/594.98
  6. Step 6: Final answer
    x = 599.46

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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.