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Finding the Third Proportional to 79,224.75 and 118,428.75

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Solution

The third proportional to 79,224.75 and 118,428.75 is: 177,032.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,224.75 : 118,428.75 = 118,428.75 : x
  2. Step 2: Convert to fraction form
    79,224.75/118,428.75 = 118,428.75/x
  3. Step 3: Cross multiply
    79,224.75x = 118,428.75 × 118,428.75
  4. Step 4: Simplify right side
    79,224.75x = 14,025,368,826.56
  5. Step 5: Solve for x
    x = 14,025,368,826.56/79,224.75
  6. Step 6: Final answer
    x = 177,032.67

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.