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Finding the Third Proportional to 117,617 and 176,692

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Solution

The third proportional to 117,617 and 176,692 is: 265,438.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,617 : 176,692 = 176,692 : x
  2. Step 2: Convert to fraction form
    117,617/176,692 = 176,692/x
  3. Step 3: Cross multiply
    117,617x = 176,692 × 176,692
  4. Step 4: Simplify right side
    117,617x = 31,220,062,864
  5. Step 5: Solve for x
    x = 31,220,062,864/117,617
  6. Step 6: Final answer
    x = 265,438.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.