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Finding the Fourth Proportional to 594.50, 820.46 and 373.39

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Solution

The fourth proportional to 594.50, 820.46 and 373.39 is: 515.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    594.50 : 820.46 = 373.39 : x
  2. Step 2: Convert to fraction form
    594.50/820.46 = 373.39/x
  3. Step 3: Cross multiply
    594.50x = 820.46 × 373.39
  4. Step 4: Simplify right side
    594.50x = 306,350.44
  5. Step 5: Solve for x
    x = 306,350.44/594.50
  6. Step 6: Final answer
    x = 515.31

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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.