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Finding the Third Proportional to 79,994 and 169,852

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Solution

The third proportional to 79,994 and 169,852 is: 360,648.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,994 : 169,852 = 169,852 : x
  2. Step 2: Convert to fraction form
    79,994/169,852 = 169,852/x
  3. Step 3: Cross multiply
    79,994x = 169,852 × 169,852
  4. Step 4: Simplify right side
    79,994x = 28,849,701,904
  5. Step 5: Solve for x
    x = 28,849,701,904/79,994
  6. Step 6: Final answer
    x = 360,648.32

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.