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Finding the Third Proportional to 230,103 and 492,189

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Solution

The third proportional to 230,103 and 492,189 is: 1,052,789.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,103 : 492,189 = 492,189 : x
  2. Step 2: Convert to fraction form
    230,103/492,189 = 492,189/x
  3. Step 3: Cross multiply
    230,103x = 492,189 × 492,189
  4. Step 4: Simplify right side
    230,103x = 242,250,011,721
  5. Step 5: Solve for x
    x = 242,250,011,721/230,103
  6. Step 6: Final answer
    x = 1,052,789.45

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.