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Finding the Third Proportional to 214,017.75 and 331,847.16

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Solution

The third proportional to 214,017.75 and 331,847.16 is: 514,548.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,017.75 : 331,847.16 = 331,847.16 : x
  2. Step 2: Convert to fraction form
    214,017.75/331,847.16 = 331,847.16/x
  3. Step 3: Cross multiply
    214,017.75x = 331,847.16 × 331,847.16
  4. Step 4: Simplify right side
    214,017.75x = 110,122,535,111.21
  5. Step 5: Solve for x
    x = 110,122,535,111.21/214,017.75
  6. Step 6: Final answer
    x = 514,548.61

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.