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Finding the Third Proportional to 78,844 and 119,082

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Solution

The third proportional to 78,844 and 119,082 is: 179,855.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,844 : 119,082 = 119,082 : x
  2. Step 2: Convert to fraction form
    78,844/119,082 = 119,082/x
  3. Step 3: Cross multiply
    78,844x = 119,082 × 119,082
  4. Step 4: Simplify right side
    78,844x = 14,180,522,724
  5. Step 5: Solve for x
    x = 14,180,522,724/78,844
  6. Step 6: Final answer
    x = 179,855.45

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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.