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Finding the Fourth Proportional to 6,203.56, 8,560 and 3,550.46

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Solution

The fourth proportional to 6,203.56, 8,560 and 3,550.46 is: 4,899.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,203.56 : 8,560 = 3,550.46 : x
  2. Step 2: Convert to fraction form
    6,203.56/8,560 = 3,550.46/x
  3. Step 3: Cross multiply
    6,203.56x = 8,560 × 3,550.46
  4. Step 4: Simplify right side
    6,203.56x = 30,391,937.60
  5. Step 5: Solve for x
    x = 30,391,937.60/6,203.56
  6. Step 6: Final answer
    x = 4,899.11

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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.