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Finding the Third Proportional to 439,069.50 and 662,062.50

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Solution

The third proportional to 439,069.50 and 662,062.50 is: 998,308.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,069.50 : 662,062.50 = 662,062.50 : x
  2. Step 2: Convert to fraction form
    439,069.50/662,062.50 = 662,062.50/x
  3. Step 3: Cross multiply
    439,069.50x = 662,062.50 × 662,062.50
  4. Step 4: Simplify right side
    439,069.50x = 438,326,753,906.25
  5. Step 5: Solve for x
    x = 438,326,753,906.25/439,069.50
  6. Step 6: Final answer
    x = 998,308.36

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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.