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Finding the Third Proportional to 91,550.37 and 200,555.68

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Solution

The third proportional to 91,550.37 and 200,555.68 is: 439,349.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,550.37 : 200,555.68 = 200,555.68 : x
  2. Step 2: Convert to fraction form
    91,550.37/200,555.68 = 200,555.68/x
  3. Step 3: Cross multiply
    91,550.37x = 200,555.68 × 200,555.68
  4. Step 4: Simplify right side
    91,550.37x = 40,222,582,221.76
  5. Step 5: Solve for x
    x = 40,222,582,221.76/91,550.37
  6. Step 6: Final answer
    x = 439,349.21

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.