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Finding the Third Proportional to 84,449 and 118,776

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Solution

The third proportional to 84,449 and 118,776 is: 167,056.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,449 : 118,776 = 118,776 : x
  2. Step 2: Convert to fraction form
    84,449/118,776 = 118,776/x
  3. Step 3: Cross multiply
    84,449x = 118,776 × 118,776
  4. Step 4: Simplify right side
    84,449x = 14,107,738,176
  5. Step 5: Solve for x
    x = 14,107,738,176/84,449
  6. Step 6: Final answer
    x = 167,056.31

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.