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Finding the Fourth Proportional to 8,433.53, 12,650.47 and 2,893.25

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Solution

The fourth proportional to 8,433.53, 12,650.47 and 2,893.25 is: 4,339.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,433.53 : 12,650.47 = 2,893.25 : x
  2. Step 2: Convert to fraction form
    8,433.53/12,650.47 = 2,893.25/x
  3. Step 3: Cross multiply
    8,433.53x = 12,650.47 × 2,893.25
  4. Step 4: Simplify right side
    8,433.53x = 36,600,909.08
  5. Step 5: Solve for x
    x = 36,600,909.08/8,433.53
  6. Step 6: Final answer
    x = 4,339.93

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1.5x scale

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.