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Finding the Third Proportional to 476,347.50 and 677,092.50

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Solution

The third proportional to 476,347.50 and 677,092.50 is: 962,436.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,347.50 : 677,092.50 = 677,092.50 : x
  2. Step 2: Convert to fraction form
    476,347.50/677,092.50 = 677,092.50/x
  3. Step 3: Cross multiply
    476,347.50x = 677,092.50 × 677,092.50
  4. Step 4: Simplify right side
    476,347.50x = 458,454,253,556.25
  5. Step 5: Solve for x
    x = 458,454,253,556.25/476,347.50
  6. Step 6: Final answer
    x = 962,436.57

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.