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Finding the Fourth Proportional to 5,888.30, 8,835.47 and 3,255.31

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Solution

The fourth proportional to 5,888.30, 8,835.47 and 3,255.31 is: 4,884.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,888.30 : 8,835.47 = 3,255.31 : x
  2. Step 2: Convert to fraction form
    5,888.30/8,835.47 = 3,255.31/x
  3. Step 3: Cross multiply
    5,888.30x = 8,835.47 × 3,255.31
  4. Step 4: Simplify right side
    5,888.30x = 28,762,200.82
  5. Step 5: Solve for x
    x = 28,762,200.82/5,888.30
  6. Step 6: Final answer
    x = 4,884.64

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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.