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Finding the Fourth Proportional to 594.37, 820.77 and 446.75

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Solution

The fourth proportional to 594.37, 820.77 and 446.75 is: 616.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    594.37 : 820.77 = 446.75 : x
  2. Step 2: Convert to fraction form
    594.37/820.77 = 446.75/x
  3. Step 3: Cross multiply
    594.37x = 820.77 × 446.75
  4. Step 4: Simplify right side
    594.37x = 366,675.73
  5. Step 5: Solve for x
    x = 366,675.73/594.37
  6. Step 6: Final answer
    x = 616.92

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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.