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Finding the Third Proportional to 117,718 and 180,113

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Solution

The third proportional to 117,718 and 180,113 is: 275,579.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,718 : 180,113 = 180,113 : x
  2. Step 2: Convert to fraction form
    117,718/180,113 = 180,113/x
  3. Step 3: Cross multiply
    117,718x = 180,113 × 180,113
  4. Step 4: Simplify right side
    117,718x = 32,440,692,769
  5. Step 5: Solve for x
    x = 32,440,692,769/117,718
  6. Step 6: Final answer
    x = 275,579.71

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.