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Finding the Fourth Proportional to 6,217.98, 8,583.98 and 4,798.48

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Solution

The fourth proportional to 6,217.98, 8,583.98 and 4,798.48 is: 6,624.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,217.98 : 8,583.98 = 4,798.48 : x
  2. Step 2: Convert to fraction form
    6,217.98/8,583.98 = 4,798.48/x
  3. Step 3: Cross multiply
    6,217.98x = 8,583.98 × 4,798.48
  4. Step 4: Simplify right side
    6,217.98x = 41,190,001.43
  5. Step 5: Solve for x
    x = 41,190,001.43/6,217.98
  6. Step 6: Final answer
    x = 6,624.34

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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.