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Finding the Third Proportional to 175,512 and 275,043

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Solution

The third proportional to 175,512 and 275,043 is: 431,016.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,512 : 275,043 = 275,043 : x
  2. Step 2: Convert to fraction form
    175,512/275,043 = 275,043/x
  3. Step 3: Cross multiply
    175,512x = 275,043 × 275,043
  4. Step 4: Simplify right side
    175,512x = 75,648,651,849
  5. Step 5: Solve for x
    x = 75,648,651,849/175,512
  6. Step 6: Final answer
    x = 431,016.98

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.