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Finding the Fourth Proportional to 837, 1,255.37 and 592.79

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Solution

The fourth proportional to 837, 1,255.37 and 592.79 is: 889.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    837 : 1,255.37 = 592.79 : x
  2. Step 2: Convert to fraction form
    837/1,255.37 = 592.79/x
  3. Step 3: Cross multiply
    837x = 1,255.37 × 592.79
  4. Step 4: Simplify right side
    837x = 744,161.54
  5. Step 5: Solve for x
    x = 744,161.54/837
  6. Step 6: Final answer
    x = 889.08

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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.