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Finding the Third Proportional to 385,573.50 and 860,571

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Solution

The third proportional to 385,573.50 and 860,571 is: 1,920,729.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,573.50 : 860,571 = 860,571 : x
  2. Step 2: Convert to fraction form
    385,573.50/860,571 = 860,571/x
  3. Step 3: Cross multiply
    385,573.50x = 860,571 × 860,571
  4. Step 4: Simplify right side
    385,573.50x = 740,582,446,041
  5. Step 5: Solve for x
    x = 740,582,446,041/385,573.50
  6. Step 6: Final answer
    x = 1,920,729.63

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.