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Finding the Fourth Proportional to 2,673.02, 4,006.46 and 1,672.82

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Solution

The fourth proportional to 2,673.02, 4,006.46 and 1,672.82 is: 2,507.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,673.02 : 4,006.46 = 1,672.82 : x
  2. Step 2: Convert to fraction form
    2,673.02/4,006.46 = 1,672.82/x
  3. Step 3: Cross multiply
    2,673.02x = 4,006.46 × 1,672.82
  4. Step 4: Simplify right side
    2,673.02x = 6,702,086.42
  5. Step 5: Solve for x
    x = 6,702,086.42/2,673.02
  6. Step 6: Final answer
    x = 2,507.31

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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.