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Finding the Third Proportional to 6,240 and 13,652.25

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Solution

The third proportional to 6,240 and 13,652.25 is: 29,869.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,240 : 13,652.25 = 13,652.25 : x
  2. Step 2: Convert to fraction form
    6,240/13,652.25 = 13,652.25/x
  3. Step 3: Cross multiply
    6,240x = 13,652.25 × 13,652.25
  4. Step 4: Simplify right side
    6,240x = 186,383,930.06
  5. Step 5: Solve for x
    x = 186,383,930.06/6,240
  6. Step 6: Final answer
    x = 29,869.22

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.