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Finding the Third Proportional to 193,668.75 and 417,928.50

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Solution

The third proportional to 193,668.75 and 417,928.50 is: 901,871.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,668.75 : 417,928.50 = 417,928.50 : x
  2. Step 2: Convert to fraction form
    193,668.75/417,928.50 = 417,928.50/x
  3. Step 3: Cross multiply
    193,668.75x = 417,928.50 × 417,928.50
  4. Step 4: Simplify right side
    193,668.75x = 174,664,231,112.25
  5. Step 5: Solve for x
    x = 174,664,231,112.25/193,668.75
  6. Step 6: Final answer
    x = 901,871.01

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.