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Finding the Third Proportional to 118,890 and 176,367

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Solution

The third proportional to 118,890 and 176,367 is: 261,631.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,890 : 176,367 = 176,367 : x
  2. Step 2: Convert to fraction form
    118,890/176,367 = 176,367/x
  3. Step 3: Cross multiply
    118,890x = 176,367 × 176,367
  4. Step 4: Simplify right side
    118,890x = 31,105,318,689
  5. Step 5: Solve for x
    x = 31,105,318,689/118,890
  6. Step 6: Final answer
    x = 261,631.08

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.