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Finding the Third Proportional to 14,630 and 31,933

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Solution

The third proportional to 14,630 and 31,933 is: 69,700.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,630 : 31,933 = 31,933 : x
  2. Step 2: Convert to fraction form
    14,630/31,933 = 31,933/x
  3. Step 3: Cross multiply
    14,630x = 31,933 × 31,933
  4. Step 4: Simplify right side
    14,630x = 1,019,716,489
  5. Step 5: Solve for x
    x = 1,019,716,489/14,630
  6. Step 6: Final answer
    x = 69,700.38

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.