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Finding the Third Proportional to 46,862 and 71,859

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Solution

The third proportional to 46,862 and 71,859 is: 110,189.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,862 : 71,859 = 71,859 : x
  2. Step 2: Convert to fraction form
    46,862/71,859 = 71,859/x
  3. Step 3: Cross multiply
    46,862x = 71,859 × 71,859
  4. Step 4: Simplify right side
    46,862x = 5,163,715,881
  5. Step 5: Solve for x
    x = 5,163,715,881/46,862
  6. Step 6: Final answer
    x = 110,189.83

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.