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Finding the Third Proportional to 91,030.50 and 193,542.75

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Solution

The third proportional to 91,030.50 and 193,542.75 is: 411,497.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,030.50 : 193,542.75 = 193,542.75 : x
  2. Step 2: Convert to fraction form
    91,030.50/193,542.75 = 193,542.75/x
  3. Step 3: Cross multiply
    91,030.50x = 193,542.75 × 193,542.75
  4. Step 4: Simplify right side
    91,030.50x = 37,458,796,077.56
  5. Step 5: Solve for x
    x = 37,458,796,077.56/91,030.50
  6. Step 6: Final answer
    x = 411,497.20

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.