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Finding the Third Proportional to 48,465 and 102,684

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Solution

The third proportional to 48,465 and 102,684 is: 217,559.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,465 : 102,684 = 102,684 : x
  2. Step 2: Convert to fraction form
    48,465/102,684 = 102,684/x
  3. Step 3: Cross multiply
    48,465x = 102,684 × 102,684
  4. Step 4: Simplify right side
    48,465x = 10,544,003,856
  5. Step 5: Solve for x
    x = 10,544,003,856/48,465
  6. Step 6: Final answer
    x = 217,559.14

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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.