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Finding the Third Proportional to 98,379.38 and 210,762.75

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Solution

The third proportional to 98,379.38 and 210,762.75 is: 451,526.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,379.38 : 210,762.75 = 210,762.75 : x
  2. Step 2: Convert to fraction form
    98,379.38/210,762.75 = 210,762.75/x
  3. Step 3: Cross multiply
    98,379.38x = 210,762.75 × 210,762.75
  4. Step 4: Simplify right side
    98,379.38x = 44,420,936,787.56
  5. Step 5: Solve for x
    x = 44,420,936,787.56/98,379.38
  6. Step 6: Final answer
    x = 451,526.93

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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.