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Finding the Fourth Proportional to 2,476.14, 3,714.48 and 627.26

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Solution

The fourth proportional to 2,476.14, 3,714.48 and 627.26 is: 940.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,476.14 : 3,714.48 = 627.26 : x
  2. Step 2: Convert to fraction form
    2,476.14/3,714.48 = 627.26/x
  3. Step 3: Cross multiply
    2,476.14x = 3,714.48 × 627.26
  4. Step 4: Simplify right side
    2,476.14x = 2,329,944.72
  5. Step 5: Solve for x
    x = 2,329,944.72/2,476.14
  6. Step 6: Final answer
    x = 940.96

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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.