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Finding the Third Proportional to 1,887.94 and 2,829.56

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Solution

The third proportional to 1,887.94 and 2,829.56 is: 4,240.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,887.94 : 2,829.56 = 2,829.56 : x
  2. Step 2: Convert to fraction form
    1,887.94/2,829.56 = 2,829.56/x
  3. Step 3: Cross multiply
    1,887.94x = 2,829.56 × 2,829.56
  4. Step 4: Simplify right side
    1,887.94x = 8,006,423.94
  5. Step 5: Solve for x
    x = 8,006,423.94/1,887.94
  6. Step 6: Final answer
    x = 4,240.83

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.