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Finding the Third Proportional to 167,656.50 and 391,277.25

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Solution

The third proportional to 167,656.50 and 391,277.25 is: 913,164.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,656.50 : 391,277.25 = 391,277.25 : x
  2. Step 2: Convert to fraction form
    167,656.50/391,277.25 = 391,277.25/x
  3. Step 3: Cross multiply
    167,656.50x = 391,277.25 × 391,277.25
  4. Step 4: Simplify right side
    167,656.50x = 153,097,886,367.56
  5. Step 5: Solve for x
    x = 153,097,886,367.56/167,656.50
  6. Step 6: Final answer
    x = 913,164.04

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Why These Related Problems?

These problems maintain the same ratio (2.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.