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Finding the Third Proportional to 203,895 and 299,835

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Solution

The third proportional to 203,895 and 299,835 is: 440,918.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,895 : 299,835 = 299,835 : x
  2. Step 2: Convert to fraction form
    203,895/299,835 = 299,835/x
  3. Step 3: Cross multiply
    203,895x = 299,835 × 299,835
  4. Step 4: Simplify right side
    203,895x = 89,901,027,225
  5. Step 5: Solve for x
    x = 89,901,027,225/203,895
  6. Step 6: Final answer
    x = 440,918.25

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.