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Finding the Fourth Proportional to 592.79, 889.25 and 263.72

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Solution

The fourth proportional to 592.79, 889.25 and 263.72 is: 395.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    592.79 : 889.25 = 263.72 : x
  2. Step 2: Convert to fraction form
    592.79/889.25 = 263.72/x
  3. Step 3: Cross multiply
    592.79x = 889.25 × 263.72
  4. Step 4: Simplify right side
    592.79x = 234,513.91
  5. Step 5: Solve for x
    x = 234,513.91/592.79
  6. Step 6: Final answer
    x = 395.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.