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Finding the Third Proportional to 18,700 and 25,362

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Solution

The third proportional to 18,700 and 25,362 is: 34,397.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,700 : 25,362 = 25,362 : x
  2. Step 2: Convert to fraction form
    18,700/25,362 = 25,362/x
  3. Step 3: Cross multiply
    18,700x = 25,362 × 25,362
  4. Step 4: Simplify right side
    18,700x = 643,231,044
  5. Step 5: Solve for x
    x = 643,231,044/18,700
  6. Step 6: Final answer
    x = 34,397.38

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.