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Finding the Third Proportional to 286,040.25 and 617,062.50

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Solution

The third proportional to 286,040.25 and 617,062.50 is: 1,331,162.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,040.25 : 617,062.50 = 617,062.50 : x
  2. Step 2: Convert to fraction form
    286,040.25/617,062.50 = 617,062.50/x
  3. Step 3: Cross multiply
    286,040.25x = 617,062.50 × 617,062.50
  4. Step 4: Simplify right side
    286,040.25x = 380,766,128,906.25
  5. Step 5: Solve for x
    x = 380,766,128,906.25/286,040.25
  6. Step 6: Final answer
    x = 1,331,162.76

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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.