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Finding the Third Proportional to 79,008 and 120,048

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Solution

The third proportional to 79,008 and 120,048 is: 182,405.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,008 : 120,048 = 120,048 : x
  2. Step 2: Convert to fraction form
    79,008/120,048 = 120,048/x
  3. Step 3: Cross multiply
    79,008x = 120,048 × 120,048
  4. Step 4: Simplify right side
    79,008x = 14,411,522,304
  5. Step 5: Solve for x
    x = 14,411,522,304/79,008
  6. Step 6: Final answer
    x = 182,405.86

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.