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Finding the Third Proportional to 105,551.44 and 215,400.94

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Solution

The third proportional to 105,551.44 and 215,400.94 is: 439,573.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,551.44 : 215,400.94 = 215,400.94 : x
  2. Step 2: Convert to fraction form
    105,551.44/215,400.94 = 215,400.94/x
  3. Step 3: Cross multiply
    105,551.44x = 215,400.94 × 215,400.94
  4. Step 4: Simplify right side
    105,551.44x = 46,397,563,875.88
  5. Step 5: Solve for x
    x = 46,397,563,875.88/105,551.44
  6. Step 6: Final answer
    x = 439,573.02

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.