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Finding the Third Proportional to 5,628 and 11,854.50

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Solution

The third proportional to 5,628 and 11,854.50 is: 24,969.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,628 : 11,854.50 = 11,854.50 : x
  2. Step 2: Convert to fraction form
    5,628/11,854.50 = 11,854.50/x
  3. Step 3: Cross multiply
    5,628x = 11,854.50 × 11,854.50
  4. Step 4: Simplify right side
    5,628x = 140,529,170.25
  5. Step 5: Solve for x
    x = 140,529,170.25/5,628
  6. Step 6: Final answer
    x = 24,969.65

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.