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Finding the Third Proportional to 64,184.25 and 143,126.25

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Solution

The third proportional to 64,184.25 and 143,126.25 is: 319,161.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,184.25 : 143,126.25 = 143,126.25 : x
  2. Step 2: Convert to fraction form
    64,184.25/143,126.25 = 143,126.25/x
  3. Step 3: Cross multiply
    64,184.25x = 143,126.25 × 143,126.25
  4. Step 4: Simplify right side
    64,184.25x = 20,485,123,439.06
  5. Step 5: Solve for x
    x = 20,485,123,439.06/64,184.25
  6. Step 6: Final answer
    x = 319,161.22

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.