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Finding the Fourth Proportional to 6,829.03, 9,422.38 and 4,175.47

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Solution

The fourth proportional to 6,829.03, 9,422.38 and 4,175.47 is: 5,761.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,829.03 : 9,422.38 = 4,175.47 : x
  2. Step 2: Convert to fraction form
    6,829.03/9,422.38 = 4,175.47/x
  3. Step 3: Cross multiply
    6,829.03x = 9,422.38 × 4,175.47
  4. Step 4: Simplify right side
    6,829.03x = 39,342,846.68
  5. Step 5: Solve for x
    x = 39,342,846.68/6,829.03
  6. Step 6: Final answer
    x = 5,761.12

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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.