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Finding the Fourth Proportional to 674.02, 927.09 and 597.88

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Solution

The fourth proportional to 674.02, 927.09 and 597.88 is: 822.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    674.02 : 927.09 = 597.88 : x
  2. Step 2: Convert to fraction form
    674.02/927.09 = 597.88/x
  3. Step 3: Cross multiply
    674.02x = 927.09 × 597.88
  4. Step 4: Simplify right side
    674.02x = 554,288.57
  5. Step 5: Solve for x
    x = 554,288.57/674.02
  6. Step 6: Final answer
    x = 822.36

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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.