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Finding the Fourth Proportional to 594.83, 821.18 and 358.82

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Solution

The fourth proportional to 594.83, 821.18 and 358.82 is: 495.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    594.83 : 821.18 = 358.82 : x
  2. Step 2: Convert to fraction form
    594.83/821.18 = 358.82/x
  3. Step 3: Cross multiply
    594.83x = 821.18 × 358.82
  4. Step 4: Simplify right side
    594.83x = 294,652.60
  5. Step 5: Solve for x
    x = 294,652.60/594.83
  6. Step 6: Final answer
    x = 495.36

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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.