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Finding the Third Proportional to 11,440 and 25,088

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Solution

The third proportional to 11,440 and 25,088 is: 55,018.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,440 : 25,088 = 25,088 : x
  2. Step 2: Convert to fraction form
    11,440/25,088 = 25,088/x
  3. Step 3: Cross multiply
    11,440x = 25,088 × 25,088
  4. Step 4: Simplify right side
    11,440x = 629,407,744
  5. Step 5: Solve for x
    x = 629,407,744/11,440
  6. Step 6: Final answer
    x = 55,018.16

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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.