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Finding the Fourth Proportional to 592.90, 889.40 and 227.69

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Solution

The fourth proportional to 592.90, 889.40 and 227.69 is: 341.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    592.90 : 889.40 = 227.69 : x
  2. Step 2: Convert to fraction form
    592.90/889.40 = 227.69/x
  3. Step 3: Cross multiply
    592.90x = 889.40 × 227.69
  4. Step 4: Simplify right side
    592.90x = 202,509.57
  5. Step 5: Solve for x
    x = 202,509.57/592.90
  6. Step 6: Final answer
    x = 341.56

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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.