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Finding the Fourth Proportional to 587.16, 879.03 and 370.44

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Solution

The fourth proportional to 587.16, 879.03 and 370.44 is: 554.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    587.16 : 879.03 = 370.44 : x
  2. Step 2: Convert to fraction form
    587.16/879.03 = 370.44/x
  3. Step 3: Cross multiply
    587.16x = 879.03 × 370.44
  4. Step 4: Simplify right side
    587.16x = 325,627.87
  5. Step 5: Solve for x
    x = 325,627.87/587.16
  6. Step 6: Final answer
    x = 554.58

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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.