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Finding the Third Proportional to 118,212 and 176,898

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Solution

The third proportional to 118,212 and 176,898 is: 264,718.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,212 : 176,898 = 176,898 : x
  2. Step 2: Convert to fraction form
    118,212/176,898 = 176,898/x
  3. Step 3: Cross multiply
    118,212x = 176,898 × 176,898
  4. Step 4: Simplify right side
    118,212x = 31,292,902,404
  5. Step 5: Solve for x
    x = 31,292,902,404/118,212
  6. Step 6: Final answer
    x = 264,718.49

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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.