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Finding the Fourth Proportional to 968.82, 1,337.10 and 595.82

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Solution

The fourth proportional to 968.82, 1,337.10 and 595.82 is: 822.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    968.82 : 1,337.10 = 595.82 : x
  2. Step 2: Convert to fraction form
    968.82/1,337.10 = 595.82/x
  3. Step 3: Cross multiply
    968.82x = 1,337.10 × 595.82
  4. Step 4: Simplify right side
    968.82x = 796,664.24
  5. Step 5: Solve for x
    x = 796,664.24/968.82
  6. Step 6: Final answer
    x = 822.30

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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.