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Finding the Third Proportional to 8,548 and 18,776

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Solution

The third proportional to 8,548 and 18,776 is: 41,242.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,548 : 18,776 = 18,776 : x
  2. Step 2: Convert to fraction form
    8,548/18,776 = 18,776/x
  3. Step 3: Cross multiply
    8,548x = 18,776 × 18,776
  4. Step 4: Simplify right side
    8,548x = 352,538,176
  5. Step 5: Solve for x
    x = 352,538,176/8,548
  6. Step 6: Final answer
    x = 41,242.18

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.