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Finding the Third Proportional to 200,810.25 and 301,224.38

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Solution

The third proportional to 200,810.25 and 301,224.38 is: 451,850.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,810.25 : 301,224.38 = 301,224.38 : x
  2. Step 2: Convert to fraction form
    200,810.25/301,224.38 = 301,224.38/x
  3. Step 3: Cross multiply
    200,810.25x = 301,224.38 × 301,224.38
  4. Step 4: Simplify right side
    200,810.25x = 90,736,124,094.14
  5. Step 5: Solve for x
    x = 90,736,124,094.14/200,810.25
  6. Step 6: Final answer
    x = 451,850.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.