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Finding the Fourth Proportional to 5,609.88, 7,741.19 and 3,252.17

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Solution

The fourth proportional to 5,609.88, 7,741.19 and 3,252.17 is: 4,487.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,609.88 : 7,741.19 = 3,252.17 : x
  2. Step 2: Convert to fraction form
    5,609.88/7,741.19 = 3,252.17/x
  3. Step 3: Cross multiply
    5,609.88x = 7,741.19 × 3,252.17
  4. Step 4: Simplify right side
    5,609.88x = 25,175,649.62
  5. Step 5: Solve for x
    x = 25,175,649.62/5,609.88
  6. Step 6: Final answer
    x = 4,487.73

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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.