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Finding the Third Proportional to 199,938 and 301,973

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Solution

The third proportional to 199,938 and 301,973 is: 456,079.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,938 : 301,973 = 301,973 : x
  2. Step 2: Convert to fraction form
    199,938/301,973 = 301,973/x
  3. Step 3: Cross multiply
    199,938x = 301,973 × 301,973
  4. Step 4: Simplify right side
    199,938x = 91,187,692,729
  5. Step 5: Solve for x
    x = 91,187,692,729/199,938
  6. Step 6: Final answer
    x = 456,079.85

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.