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Finding the Third Proportional to 16,342 and 25,247

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Solution

The third proportional to 16,342 and 25,247 is: 39,004.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,342 : 25,247 = 25,247 : x
  2. Step 2: Convert to fraction form
    16,342/25,247 = 25,247/x
  3. Step 3: Cross multiply
    16,342x = 25,247 × 25,247
  4. Step 4: Simplify right side
    16,342x = 637,411,009
  5. Step 5: Solve for x
    x = 637,411,009/16,342
  6. Step 6: Final answer
    x = 39,004.47

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.