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Finding the Third Proportional to 16,425 and 26,346

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Solution

The third proportional to 16,425 and 26,346 is: 42,259.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,425 : 26,346 = 26,346 : x
  2. Step 2: Convert to fraction form
    16,425/26,346 = 26,346/x
  3. Step 3: Cross multiply
    16,425x = 26,346 × 26,346
  4. Step 4: Simplify right side
    16,425x = 694,111,716
  5. Step 5: Solve for x
    x = 694,111,716/16,425
  6. Step 6: Final answer
    x = 42,259.47

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Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.