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Finding the Fourth Proportional to 6,236.53, 8,606.36 and 3,403.86

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Solution

The fourth proportional to 6,236.53, 8,606.36 and 3,403.86 is: 4,697.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,236.53 : 8,606.36 = 3,403.86 : x
  2. Step 2: Convert to fraction form
    6,236.53/8,606.36 = 3,403.86/x
  3. Step 3: Cross multiply
    6,236.53x = 8,606.36 × 3,403.86
  4. Step 4: Simplify right side
    6,236.53x = 29,294,820.79
  5. Step 5: Solve for x
    x = 29,294,820.79/6,236.53
  6. Step 6: Final answer
    x = 4,697.30

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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.