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Finding the Third Proportional to 136,167.75 and 295,987.50

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Solution

The third proportional to 136,167.75 and 295,987.50 is: 643,387.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,167.75 : 295,987.50 = 295,987.50 : x
  2. Step 2: Convert to fraction form
    136,167.75/295,987.50 = 295,987.50/x
  3. Step 3: Cross multiply
    136,167.75x = 295,987.50 × 295,987.50
  4. Step 4: Simplify right side
    136,167.75x = 87,608,600,156.25
  5. Step 5: Solve for x
    x = 87,608,600,156.25/136,167.75
  6. Step 6: Final answer
    x = 643,387.29

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.