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Finding the Third Proportional to 10,306.50 and 11,577

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Solution

The third proportional to 10,306.50 and 11,577 is: 13,004.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,306.50 : 11,577 = 11,577 : x
  2. Step 2: Convert to fraction form
    10,306.50/11,577 = 11,577/x
  3. Step 3: Cross multiply
    10,306.50x = 11,577 × 11,577
  4. Step 4: Simplify right side
    10,306.50x = 134,026,929
  5. Step 5: Solve for x
    x = 134,026,929/10,306.50
  6. Step 6: Final answer
    x = 13,004.12

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Why These Related Problems?

These problems maintain the same ratio (1.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.