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Finding the Third Proportional to 161,176.50 and 379,127.25

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Solution

The third proportional to 161,176.50 and 379,127.25 is: 891,801.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,176.50 : 379,127.25 = 379,127.25 : x
  2. Step 2: Convert to fraction form
    161,176.50/379,127.25 = 379,127.25/x
  3. Step 3: Cross multiply
    161,176.50x = 379,127.25 × 379,127.25
  4. Step 4: Simplify right side
    161,176.50x = 143,737,471,692.56
  5. Step 5: Solve for x
    x = 143,737,471,692.56/161,176.50
  6. Step 6: Final answer
    x = 891,801.67

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Why These Related Problems?

These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.