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Finding the Fourth Proportional to 5,788.94, 8,683.39 and 1,406.39

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Solution

The fourth proportional to 5,788.94, 8,683.39 and 1,406.39 is: 2,109.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,788.94 : 8,683.39 = 1,406.39 : x
  2. Step 2: Convert to fraction form
    5,788.94/8,683.39 = 1,406.39/x
  3. Step 3: Cross multiply
    5,788.94x = 8,683.39 × 1,406.39
  4. Step 4: Simplify right side
    5,788.94x = 12,212,232.86
  5. Step 5: Solve for x
    x = 12,212,232.86/5,788.94
  6. Step 6: Final answer
    x = 2,109.58

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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.