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Finding the Third Proportional to 101,817 and 149,566.50

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Solution

The third proportional to 101,817 and 149,566.50 is: 219,709.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,817 : 149,566.50 = 149,566.50 : x
  2. Step 2: Convert to fraction form
    101,817/149,566.50 = 149,566.50/x
  3. Step 3: Cross multiply
    101,817x = 149,566.50 × 149,566.50
  4. Step 4: Simplify right side
    101,817x = 22,370,137,922.25
  5. Step 5: Solve for x
    x = 22,370,137,922.25/101,817
  6. Step 6: Final answer
    x = 219,709.26

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.