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Finding the Third Proportional to 79,484 and 120,036

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Solution

The third proportional to 79,484 and 120,036 is: 181,277.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,484 : 120,036 = 120,036 : x
  2. Step 2: Convert to fraction form
    79,484/120,036 = 120,036/x
  3. Step 3: Cross multiply
    79,484x = 120,036 × 120,036
  4. Step 4: Simplify right side
    79,484x = 14,408,641,296
  5. Step 5: Solve for x
    x = 14,408,641,296/79,484
  6. Step 6: Final answer
    x = 181,277.25

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.