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Finding the Third Proportional to 28,506.94 and 61,879.57

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Solution

The third proportional to 28,506.94 and 61,879.57 is: 134,321.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,506.94 : 61,879.57 = 61,879.57 : x
  2. Step 2: Convert to fraction form
    28,506.94/61,879.57 = 61,879.57/x
  3. Step 3: Cross multiply
    28,506.94x = 61,879.57 × 61,879.57
  4. Step 4: Simplify right side
    28,506.94x = 3,829,081,222.06
  5. Step 5: Solve for x
    x = 3,829,081,222.06/28,506.94
  6. Step 6: Final answer
    x = 134,321.03

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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.