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Finding the Third Proportional to 334,194.75 and 721,658.25

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Solution

The third proportional to 334,194.75 and 721,658.25 is: 1,558,344.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,194.75 : 721,658.25 = 721,658.25 : x
  2. Step 2: Convert to fraction form
    334,194.75/721,658.25 = 721,658.25/x
  3. Step 3: Cross multiply
    334,194.75x = 721,658.25 × 721,658.25
  4. Step 4: Simplify right side
    334,194.75x = 520,790,629,793.06
  5. Step 5: Solve for x
    x = 520,790,629,793.06/334,194.75
  6. Step 6: Final answer
    x = 1,558,344.74

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.