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Finding the Third Proportional to 118,958 and 173,689

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Solution

The third proportional to 118,958 and 173,689 is: 253,601.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,958 : 173,689 = 173,689 : x
  2. Step 2: Convert to fraction form
    118,958/173,689 = 173,689/x
  3. Step 3: Cross multiply
    118,958x = 173,689 × 173,689
  4. Step 4: Simplify right side
    118,958x = 30,167,868,721
  5. Step 5: Solve for x
    x = 30,167,868,721/118,958
  6. Step 6: Final answer
    x = 253,601.01

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.