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Finding the Third Proportional to 7,204 and 13,490

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Solution

The third proportional to 7,204 and 13,490 is: 25,260.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,204 : 13,490 = 13,490 : x
  2. Step 2: Convert to fraction form
    7,204/13,490 = 13,490/x
  3. Step 3: Cross multiply
    7,204x = 13,490 × 13,490
  4. Step 4: Simplify right side
    7,204x = 181,980,100
  5. Step 5: Solve for x
    x = 181,980,100/7,204
  6. Step 6: Final answer
    x = 25,260.98

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Why These Related Problems?

These problems maintain the same ratio (1.87) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.