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Finding the Third Proportional to 104,712.75 and 149,566.50

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Solution

The third proportional to 104,712.75 and 149,566.50 is: 213,633.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,712.75 : 149,566.50 = 149,566.50 : x
  2. Step 2: Convert to fraction form
    104,712.75/149,566.50 = 149,566.50/x
  3. Step 3: Cross multiply
    104,712.75x = 149,566.50 × 149,566.50
  4. Step 4: Simplify right side
    104,712.75x = 22,370,137,922.25
  5. Step 5: Solve for x
    x = 22,370,137,922.25/104,712.75
  6. Step 6: Final answer
    x = 213,633.37

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.