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Finding the Third Proportional to 28,338 and 61,584

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Solution

The third proportional to 28,338 and 61,584 is: 133,834.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,338 : 61,584 = 61,584 : x
  2. Step 2: Convert to fraction form
    28,338/61,584 = 61,584/x
  3. Step 3: Cross multiply
    28,338x = 61,584 × 61,584
  4. Step 4: Simplify right side
    28,338x = 3,792,589,056
  5. Step 5: Solve for x
    x = 3,792,589,056/28,338
  6. Step 6: Final answer
    x = 133,834.04

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.