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Finding the Third Proportional to 62,405.25 and 134,651.25

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Solution

The third proportional to 62,405.25 and 134,651.25 is: 290,535.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,405.25 : 134,651.25 = 134,651.25 : x
  2. Step 2: Convert to fraction form
    62,405.25/134,651.25 = 134,651.25/x
  3. Step 3: Cross multiply
    62,405.25x = 134,651.25 × 134,651.25
  4. Step 4: Simplify right side
    62,405.25x = 18,130,959,126.56
  5. Step 5: Solve for x
    x = 18,130,959,126.56/62,405.25
  6. Step 6: Final answer
    x = 290,535.80

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.