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Finding the Third Proportional to 46,286 and 99,605

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Solution

The third proportional to 46,286 and 99,605 is: 214,344.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,286 : 99,605 = 99,605 : x
  2. Step 2: Convert to fraction form
    46,286/99,605 = 99,605/x
  3. Step 3: Cross multiply
    46,286x = 99,605 × 99,605
  4. Step 4: Simplify right side
    46,286x = 9,921,156,025
  5. Step 5: Solve for x
    x = 9,921,156,025/46,286
  6. Step 6: Final answer
    x = 214,344.64

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.