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Finding the Third Proportional to 107,948 and 168,986

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Solution

The third proportional to 107,948 and 168,986 is: 264,537.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,948 : 168,986 = 168,986 : x
  2. Step 2: Convert to fraction form
    107,948/168,986 = 168,986/x
  3. Step 3: Cross multiply
    107,948x = 168,986 × 168,986
  4. Step 4: Simplify right side
    107,948x = 28,556,268,196
  5. Step 5: Solve for x
    x = 28,556,268,196/107,948
  6. Step 6: Final answer
    x = 264,537.26

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.