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Finding the Third Proportional to 107,345.25 and 170,889.75

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Solution

The third proportional to 107,345.25 and 170,889.75 is: 272,050.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,345.25 : 170,889.75 = 170,889.75 : x
  2. Step 2: Convert to fraction form
    107,345.25/170,889.75 = 170,889.75/x
  3. Step 3: Cross multiply
    107,345.25x = 170,889.75 × 170,889.75
  4. Step 4: Simplify right side
    107,345.25x = 29,203,306,655.06
  5. Step 5: Solve for x
    x = 29,203,306,655.06/107,345.25
  6. Step 6: Final answer
    x = 272,050.29

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.