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Finding the Fourth Proportional to 595.77, 822.02 and 374.64

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Solution

The fourth proportional to 595.77, 822.02 and 374.64 is: 516.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    595.77 : 822.02 = 374.64 : x
  2. Step 2: Convert to fraction form
    595.77/822.02 = 374.64/x
  3. Step 3: Cross multiply
    595.77x = 822.02 × 374.64
  4. Step 4: Simplify right side
    595.77x = 307,957.46
  5. Step 5: Solve for x
    x = 307,957.46/595.77
  6. Step 6: Final answer
    x = 516.91

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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.