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Finding the Third Proportional to 48,471 and 102,802.50

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Solution

The third proportional to 48,471 and 102,802.50 is: 218,034.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,471 : 102,802.50 = 102,802.50 : x
  2. Step 2: Convert to fraction form
    48,471/102,802.50 = 102,802.50/x
  3. Step 3: Cross multiply
    48,471x = 102,802.50 × 102,802.50
  4. Step 4: Simplify right side
    48,471x = 10,568,354,006.25
  5. Step 5: Solve for x
    x = 10,568,354,006.25/48,471
  6. Step 6: Final answer
    x = 218,034.58

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.