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Finding the Third Proportional to 14,844 and 21,264

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Solution

The third proportional to 14,844 and 21,264 is: 30,460.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,844 : 21,264 = 21,264 : x
  2. Step 2: Convert to fraction form
    14,844/21,264 = 21,264/x
  3. Step 3: Cross multiply
    14,844x = 21,264 × 21,264
  4. Step 4: Simplify right side
    14,844x = 452,157,696
  5. Step 5: Solve for x
    x = 452,157,696/14,844
  6. Step 6: Final answer
    x = 30,460.64

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.