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Finding the Third Proportional to 14,623 and 21,341

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Solution

The third proportional to 14,623 and 21,341 is: 31,145.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,623 : 21,341 = 21,341 : x
  2. Step 2: Convert to fraction form
    14,623/21,341 = 21,341/x
  3. Step 3: Cross multiply
    14,623x = 21,341 × 21,341
  4. Step 4: Simplify right side
    14,623x = 455,438,281
  5. Step 5: Solve for x
    x = 455,438,281/14,623
  6. Step 6: Final answer
    x = 31,145.34

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.