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Finding the Fourth Proportional to 4,609.65, 6,352.23 and 3,279.63

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Solution

The fourth proportional to 4,609.65, 6,352.23 and 3,279.63 is: 4,519.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,609.65 : 6,352.23 = 3,279.63 : x
  2. Step 2: Convert to fraction form
    4,609.65/6,352.23 = 3,279.63/x
  3. Step 3: Cross multiply
    4,609.65x = 6,352.23 × 3,279.63
  4. Step 4: Simplify right side
    4,609.65x = 20,832,964.07
  5. Step 5: Solve for x
    x = 20,832,964.07/4,609.65
  6. Step 6: Final answer
    x = 4,519.42

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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.