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Finding the Fourth Proportional to 6,140.08, 8,475.24 and 3,622.08

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Solution

The fourth proportional to 6,140.08, 8,475.24 and 3,622.08 is: 4,999.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,140.08 : 8,475.24 = 3,622.08 : x
  2. Step 2: Convert to fraction form
    6,140.08/8,475.24 = 3,622.08/x
  3. Step 3: Cross multiply
    6,140.08x = 8,475.24 × 3,622.08
  4. Step 4: Simplify right side
    6,140.08x = 30,697,997.30
  5. Step 5: Solve for x
    x = 30,697,997.30/6,140.08
  6. Step 6: Final answer
    x = 4,999.61

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1.5x scale

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.