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Finding the Third Proportional to 439,404.75 and 662,600.25

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Solution

The third proportional to 439,404.75 and 662,600.25 is: 999,167.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,404.75 : 662,600.25 = 662,600.25 : x
  2. Step 2: Convert to fraction form
    439,404.75/662,600.25 = 662,600.25/x
  3. Step 3: Cross multiply
    439,404.75x = 662,600.25 × 662,600.25
  4. Step 4: Simplify right side
    439,404.75x = 439,039,091,300.06
  5. Step 5: Solve for x
    x = 439,039,091,300.06/439,404.75
  6. Step 6: Final answer
    x = 999,167.83

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.