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Finding the Third Proportional to 28,800 and 36,576

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Solution

The third proportional to 28,800 and 36,576 is: 46,451.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,800 : 36,576 = 36,576 : x
  2. Step 2: Convert to fraction form
    28,800/36,576 = 36,576/x
  3. Step 3: Cross multiply
    28,800x = 36,576 × 36,576
  4. Step 4: Simplify right side
    28,800x = 1,337,803,776
  5. Step 5: Solve for x
    x = 1,337,803,776/28,800
  6. Step 6: Final answer
    x = 46,451.52

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Why These Related Problems?

These problems maintain the same ratio (1.27) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.