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Finding the Third Proportional to 110,918 and 166,323

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Solution

The third proportional to 110,918 and 166,323 is: 249,403.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,918 : 166,323 = 166,323 : x
  2. Step 2: Convert to fraction form
    110,918/166,323 = 166,323/x
  3. Step 3: Cross multiply
    110,918x = 166,323 × 166,323
  4. Step 4: Simplify right side
    110,918x = 27,663,340,329
  5. Step 5: Solve for x
    x = 27,663,340,329/110,918
  6. Step 6: Final answer
    x = 249,403.53

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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.