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Finding the Third Proportional to 2,787.91 and 4,104.85

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Solution

The third proportional to 2,787.91 and 4,104.85 is: 6,043.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,787.91 : 4,104.85 = 4,104.85 : x
  2. Step 2: Convert to fraction form
    2,787.91/4,104.85 = 4,104.85/x
  3. Step 3: Cross multiply
    2,787.91x = 4,104.85 × 4,104.85
  4. Step 4: Simplify right side
    2,787.91x = 16,849,814.37
  5. Step 5: Solve for x
    x = 16,849,814.37/2,787.91
  6. Step 6: Final answer
    x = 6,043.89

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These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.