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Finding the Third Proportional to 9,896 and 11,528

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Solution

The third proportional to 9,896 and 11,528 is: 13,429.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,896 : 11,528 = 11,528 : x
  2. Step 2: Convert to fraction form
    9,896/11,528 = 11,528/x
  3. Step 3: Cross multiply
    9,896x = 11,528 × 11,528
  4. Step 4: Simplify right side
    9,896x = 132,894,784
  5. Step 5: Solve for x
    x = 132,894,784/9,896
  6. Step 6: Final answer
    x = 13,429.14

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Why These Related Problems?

These problems maintain the same ratio (1.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.