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Finding the Fourth Proportional to 595.94, 822.08 and 383.30

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Solution

The fourth proportional to 595.94, 822.08 and 383.30 is: 528.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    595.94 : 822.08 = 383.30 : x
  2. Step 2: Convert to fraction form
    595.94/822.08 = 383.30/x
  3. Step 3: Cross multiply
    595.94x = 822.08 × 383.30
  4. Step 4: Simplify right side
    595.94x = 315,103.26
  5. Step 5: Solve for x
    x = 315,103.26/595.94
  6. Step 6: Final answer
    x = 528.75

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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.