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Finding the Fourth Proportional to 4,714, 7,072.56 and 2,522.24

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Solution

The fourth proportional to 4,714, 7,072.56 and 2,522.24 is: 3,784.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,714 : 7,072.56 = 2,522.24 : x
  2. Step 2: Convert to fraction form
    4,714/7,072.56 = 2,522.24/x
  3. Step 3: Cross multiply
    4,714x = 7,072.56 × 2,522.24
  4. Step 4: Simplify right side
    4,714x = 17,838,693.73
  5. Step 5: Solve for x
    x = 17,838,693.73/4,714
  6. Step 6: Final answer
    x = 3,784.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.