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Finding the Third Proportional to 111,550.50 and 169,938.84

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Solution

The third proportional to 111,550.50 and 169,938.84 is: 258,889.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,550.50 : 169,938.84 = 169,938.84 : x
  2. Step 2: Convert to fraction form
    111,550.50/169,938.84 = 169,938.84/x
  3. Step 3: Cross multiply
    111,550.50x = 169,938.84 × 169,938.84
  4. Step 4: Simplify right side
    111,550.50x = 28,879,210,615.09
  5. Step 5: Solve for x
    x = 28,879,210,615.09/111,550.50
  6. Step 6: Final answer
    x = 258,889.12

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.