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Finding the Third Proportional to 127,858.50 and 200,576.25

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Solution

The third proportional to 127,858.50 and 200,576.25 is: 314,651.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,858.50 : 200,576.25 = 200,576.25 : x
  2. Step 2: Convert to fraction form
    127,858.50/200,576.25 = 200,576.25/x
  3. Step 3: Cross multiply
    127,858.50x = 200,576.25 × 200,576.25
  4. Step 4: Simplify right side
    127,858.50x = 40,230,832,064.06
  5. Step 5: Solve for x
    x = 40,230,832,064.06/127,858.50
  6. Step 6: Final answer
    x = 314,651.21

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.