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Finding the Third Proportional to 535,938 and 1,115,979

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Solution

The third proportional to 535,938 and 1,115,979 is: 2,323,793.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,938 : 1,115,979 = 1,115,979 : x
  2. Step 2: Convert to fraction form
    535,938/1,115,979 = 1,115,979/x
  3. Step 3: Cross multiply
    535,938x = 1,115,979 × 1,115,979
  4. Step 4: Simplify right side
    535,938x = 1,245,409,128,441
  5. Step 5: Solve for x
    x = 1,245,409,128,441/535,938
  6. Step 6: Final answer
    x = 2,323,793.29

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.