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Finding the Third Proportional to 11,613 and 18,526.50

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Solution

The third proportional to 11,613 and 18,526.50 is: 29,555.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,613 : 18,526.50 = 18,526.50 : x
  2. Step 2: Convert to fraction form
    11,613/18,526.50 = 18,526.50/x
  3. Step 3: Cross multiply
    11,613x = 18,526.50 × 18,526.50
  4. Step 4: Simplify right side
    11,613x = 343,231,202.25
  5. Step 5: Solve for x
    x = 343,231,202.25/11,613
  6. Step 6: Final answer
    x = 29,555.77

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Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.