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Finding the Third Proportional to 58,490.25 and 119,747.25

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Solution

The third proportional to 58,490.25 and 119,747.25 is: 245,158.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,490.25 : 119,747.25 = 119,747.25 : x
  2. Step 2: Convert to fraction form
    58,490.25/119,747.25 = 119,747.25/x
  3. Step 3: Cross multiply
    58,490.25x = 119,747.25 × 119,747.25
  4. Step 4: Simplify right side
    58,490.25x = 14,339,403,882.56
  5. Step 5: Solve for x
    x = 14,339,403,882.56/58,490.25
  6. Step 6: Final answer
    x = 245,158.87

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.