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Finding the Fourth Proportional to 8,627.04, 12,941.64 and 3,697.38

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Solution

The fourth proportional to 8,627.04, 12,941.64 and 3,697.38 is: 5,546.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,627.04 : 12,941.64 = 3,697.38 : x
  2. Step 2: Convert to fraction form
    8,627.04/12,941.64 = 3,697.38/x
  3. Step 3: Cross multiply
    8,627.04x = 12,941.64 × 3,697.38
  4. Step 4: Simplify right side
    8,627.04x = 47,850,160.90
  5. Step 5: Solve for x
    x = 47,850,160.90/8,627.04
  6. Step 6: Final answer
    x = 5,546.53

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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.