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Finding the Third Proportional to 17,520 and 26,461

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Solution

The third proportional to 17,520 and 26,461 is: 39,964.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,520 : 26,461 = 26,461 : x
  2. Step 2: Convert to fraction form
    17,520/26,461 = 26,461/x
  3. Step 3: Cross multiply
    17,520x = 26,461 × 26,461
  4. Step 4: Simplify right side
    17,520x = 700,184,521
  5. Step 5: Solve for x
    x = 700,184,521/17,520
  6. Step 6: Final answer
    x = 39,964.87

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.