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Finding the Third Proportional to 79,039 and 120,528

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Solution

The third proportional to 79,039 and 120,528 is: 183,795.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,039 : 120,528 = 120,528 : x
  2. Step 2: Convert to fraction form
    79,039/120,528 = 120,528/x
  3. Step 3: Cross multiply
    79,039x = 120,528 × 120,528
  4. Step 4: Simplify right side
    79,039x = 14,526,998,784
  5. Step 5: Solve for x
    x = 14,526,998,784/79,039
  6. Step 6: Final answer
    x = 183,795.33

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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.