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Finding the Third Proportional to 5,326 and 11,572

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Solution

The third proportional to 5,326 and 11,572 is: 25,142.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,326 : 11,572 = 11,572 : x
  2. Step 2: Convert to fraction form
    5,326/11,572 = 11,572/x
  3. Step 3: Cross multiply
    5,326x = 11,572 × 11,572
  4. Step 4: Simplify right side
    5,326x = 133,911,184
  5. Step 5: Solve for x
    x = 133,911,184/5,326
  6. Step 6: Final answer
    x = 25,142.92

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.