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Finding the Fourth Proportional to 592.76, 889.14 and 284.55

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Solution

The fourth proportional to 592.76, 889.14 and 284.55 is: 426.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    592.76 : 889.14 = 284.55 : x
  2. Step 2: Convert to fraction form
    592.76/889.14 = 284.55/x
  3. Step 3: Cross multiply
    592.76x = 889.14 × 284.55
  4. Step 4: Simplify right side
    592.76x = 253,004.79
  5. Step 5: Solve for x
    x = 253,004.79/592.76
  6. Step 6: Final answer
    x = 426.83

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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.