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Finding the Third Proportional to 167,186.50 and 361,642.25

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Solution

The third proportional to 167,186.50 and 361,642.25 is: 782,270.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,186.50 : 361,642.25 = 361,642.25 : x
  2. Step 2: Convert to fraction form
    167,186.50/361,642.25 = 361,642.25/x
  3. Step 3: Cross multiply
    167,186.50x = 361,642.25 × 361,642.25
  4. Step 4: Simplify right side
    167,186.50x = 130,785,116,985.06
  5. Step 5: Solve for x
    x = 130,785,116,985.06/167,186.50
  6. Step 6: Final answer
    x = 782,270.80

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.