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Finding the Third Proportional to 179,375 and 393,737

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Solution

The third proportional to 179,375 and 393,737 is: 864,272.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,375 : 393,737 = 393,737 : x
  2. Step 2: Convert to fraction form
    179,375/393,737 = 393,737/x
  3. Step 3: Cross multiply
    179,375x = 393,737 × 393,737
  4. Step 4: Simplify right side
    179,375x = 155,028,825,169
  5. Step 5: Solve for x
    x = 155,028,825,169/179,375
  6. Step 6: Final answer
    x = 864,272.20

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.