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Finding the Third Proportional to 119,379.45 and 186,333.54

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Solution

The third proportional to 119,379.45 and 186,333.54 is: 290,838.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,379.45 : 186,333.54 = 186,333.54 : x
  2. Step 2: Convert to fraction form
    119,379.45/186,333.54 = 186,333.54/x
  3. Step 3: Cross multiply
    119,379.45x = 186,333.54 × 186,333.54
  4. Step 4: Simplify right side
    119,379.45x = 34,720,187,779.56
  5. Step 5: Solve for x
    x = 34,720,187,779.56/119,379.45
  6. Step 6: Final answer
    x = 290,838.91

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.