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Finding the Fourth Proportional to 4,608.57, 6,368.17 and 3,279.97

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Solution

The fourth proportional to 4,608.57, 6,368.17 and 3,279.97 is: 4,532.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,608.57 : 6,368.17 = 3,279.97 : x
  2. Step 2: Convert to fraction form
    4,608.57/6,368.17 = 3,279.97/x
  3. Step 3: Cross multiply
    4,608.57x = 6,368.17 × 3,279.97
  4. Step 4: Simplify right side
    4,608.57x = 20,887,394.55
  5. Step 5: Solve for x
    x = 20,887,394.55/4,608.57
  6. Step 6: Final answer
    x = 4,532.29

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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.