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Finding the Third Proportional to 17,964 and 28,331

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Solution

The third proportional to 17,964 and 28,331 is: 44,680.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,964 : 28,331 = 28,331 : x
  2. Step 2: Convert to fraction form
    17,964/28,331 = 28,331/x
  3. Step 3: Cross multiply
    17,964x = 28,331 × 28,331
  4. Step 4: Simplify right side
    17,964x = 802,645,561
  5. Step 5: Solve for x
    x = 802,645,561/17,964
  6. Step 6: Final answer
    x = 44,680.78

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.