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Finding the Fourth Proportional to 2,676.66, 3,669.74 and 2,627.34

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Solution

The fourth proportional to 2,676.66, 3,669.74 and 2,627.34 is: 3,602.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,676.66 : 3,669.74 = 2,627.34 : x
  2. Step 2: Convert to fraction form
    2,676.66/3,669.74 = 2,627.34/x
  3. Step 3: Cross multiply
    2,676.66x = 3,669.74 × 2,627.34
  4. Step 4: Simplify right side
    2,676.66x = 9,641,641.55
  5. Step 5: Solve for x
    x = 9,641,641.55/2,676.66
  6. Step 6: Final answer
    x = 3,602.12

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.