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Finding the Fourth Proportional to 6,714.88, 9,272.06 and 4,361.04

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Solution

The fourth proportional to 6,714.88, 9,272.06 and 4,361.04 is: 6,021.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,714.88 : 9,272.06 = 4,361.04 : x
  2. Step 2: Convert to fraction form
    6,714.88/9,272.06 = 4,361.04/x
  3. Step 3: Cross multiply
    6,714.88x = 9,272.06 × 4,361.04
  4. Step 4: Simplify right side
    6,714.88x = 40,435,824.54
  5. Step 5: Solve for x
    x = 40,435,824.54/6,714.88
  6. Step 6: Final answer
    x = 6,021.82

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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.