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Finding the Third Proportional to 54,381 and 119,488.50

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Solution

The third proportional to 54,381 and 119,488.50 is: 262,545.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,381 : 119,488.50 = 119,488.50 : x
  2. Step 2: Convert to fraction form
    54,381/119,488.50 = 119,488.50/x
  3. Step 3: Cross multiply
    54,381x = 119,488.50 × 119,488.50
  4. Step 4: Simplify right side
    54,381x = 14,277,501,632.25
  5. Step 5: Solve for x
    x = 14,277,501,632.25/54,381
  6. Step 6: Final answer
    x = 262,545.77

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.