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Finding the Third Proportional to 6,787.13 and 14,470.31

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Solution

The third proportional to 6,787.13 and 14,470.31 is: 30,851.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,787.13 : 14,470.31 = 14,470.31 : x
  2. Step 2: Convert to fraction form
    6,787.13/14,470.31 = 14,470.31/x
  3. Step 3: Cross multiply
    6,787.13x = 14,470.31 × 14,470.31
  4. Step 4: Simplify right side
    6,787.13x = 209,389,943.85
  5. Step 5: Solve for x
    x = 209,389,943.85/6,787.13
  6. Step 6: Final answer
    x = 30,851.05

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.