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Finding the Third Proportional to 211,758.75 and 456,504.75

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Solution

The third proportional to 211,758.75 and 456,504.75 is: 984,122.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,758.75 : 456,504.75 = 456,504.75 : x
  2. Step 2: Convert to fraction form
    211,758.75/456,504.75 = 456,504.75/x
  3. Step 3: Cross multiply
    211,758.75x = 456,504.75 × 456,504.75
  4. Step 4: Simplify right side
    211,758.75x = 208,396,586,772.56
  5. Step 5: Solve for x
    x = 208,396,586,772.56/211,758.75
  6. Step 6: Final answer
    x = 984,122.67

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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.