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Finding the Fourth Proportional to 852.54, 1,175.94 and 590.52

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Solution

The fourth proportional to 852.54, 1,175.94 and 590.52 is: 814.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    852.54 : 1,175.94 = 590.52 : x
  2. Step 2: Convert to fraction form
    852.54/1,175.94 = 590.52/x
  3. Step 3: Cross multiply
    852.54x = 1,175.94 × 590.52
  4. Step 4: Simplify right side
    852.54x = 694,416.09
  5. Step 5: Solve for x
    x = 694,416.09/852.54
  6. Step 6: Final answer
    x = 814.53

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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.