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Finding the Third Proportional to 84,953 and 118,820

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Solution

The third proportional to 84,953 and 118,820 is: 166,188.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,953 : 118,820 = 118,820 : x
  2. Step 2: Convert to fraction form
    84,953/118,820 = 118,820/x
  3. Step 3: Cross multiply
    84,953x = 118,820 × 118,820
  4. Step 4: Simplify right side
    84,953x = 14,118,192,400
  5. Step 5: Solve for x
    x = 14,118,192,400/84,953
  6. Step 6: Final answer
    x = 166,188.27

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.