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Finding the Third Proportional to 17,749 and 36,076

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Solution

The third proportional to 17,749 and 36,076 is: 73,326.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,749 : 36,076 = 36,076 : x
  2. Step 2: Convert to fraction form
    17,749/36,076 = 36,076/x
  3. Step 3: Cross multiply
    17,749x = 36,076 × 36,076
  4. Step 4: Simplify right side
    17,749x = 1,301,477,776
  5. Step 5: Solve for x
    x = 1,301,477,776/17,749
  6. Step 6: Final answer
    x = 73,326.82

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.