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Finding the Third Proportional to 117,407.25 and 167,290.88

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Solution

The third proportional to 117,407.25 and 167,290.88 is: 238,368.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,407.25 : 167,290.88 = 167,290.88 : x
  2. Step 2: Convert to fraction form
    117,407.25/167,290.88 = 167,290.88/x
  3. Step 3: Cross multiply
    117,407.25x = 167,290.88 × 167,290.88
  4. Step 4: Simplify right side
    117,407.25x = 27,986,236,858.27
  5. Step 5: Solve for x
    x = 27,986,236,858.27/117,407.25
  6. Step 6: Final answer
    x = 238,368.90

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.