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Finding the Third Proportional to 28,420 and 41,596

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Solution

The third proportional to 28,420 and 41,596 is: 60,880.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,420 : 41,596 = 41,596 : x
  2. Step 2: Convert to fraction form
    28,420/41,596 = 41,596/x
  3. Step 3: Cross multiply
    28,420x = 41,596 × 41,596
  4. Step 4: Simplify right side
    28,420x = 1,730,227,216
  5. Step 5: Solve for x
    x = 1,730,227,216/28,420
  6. Step 6: Final answer
    x = 60,880.62

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.