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Finding the Third Proportional to 14,236 and 21,310

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Solution

The third proportional to 14,236 and 21,310 is: 31,899.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,236 : 21,310 = 21,310 : x
  2. Step 2: Convert to fraction form
    14,236/21,310 = 21,310/x
  3. Step 3: Cross multiply
    14,236x = 21,310 × 21,310
  4. Step 4: Simplify right side
    14,236x = 454,116,100
  5. Step 5: Solve for x
    x = 454,116,100/14,236
  6. Step 6: Final answer
    x = 31,899.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.