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Finding the Third Proportional to 117,624 and 177,530

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Solution

The third proportional to 117,624 and 177,530 is: 267,946.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,624 : 177,530 = 177,530 : x
  2. Step 2: Convert to fraction form
    117,624/177,530 = 177,530/x
  3. Step 3: Cross multiply
    117,624x = 177,530 × 177,530
  4. Step 4: Simplify right side
    117,624x = 31,516,900,900
  5. Step 5: Solve for x
    x = 31,516,900,900/117,624
  6. Step 6: Final answer
    x = 267,946.18

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.