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Finding the Third Proportional to 1,851.31 and 4,426.19

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Solution

The third proportional to 1,851.31 and 4,426.19 is: 10,582.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,851.31 : 4,426.19 = 4,426.19 : x
  2. Step 2: Convert to fraction form
    1,851.31/4,426.19 = 4,426.19/x
  3. Step 3: Cross multiply
    1,851.31x = 4,426.19 × 4,426.19
  4. Step 4: Simplify right side
    1,851.31x = 19,591,135.79
  5. Step 5: Solve for x
    x = 19,591,135.79/1,851.31
  6. Step 6: Final answer
    x = 10,582.30

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Why These Related Problems?

These problems maintain the same ratio (2.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.