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Finding the Third Proportional to 3,670.88 and 8,659.13

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Solution

The third proportional to 3,670.88 and 8,659.13 is: 20,425.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670.88 : 8,659.13 = 8,659.13 : x
  2. Step 2: Convert to fraction form
    3,670.88/8,659.13 = 8,659.13/x
  3. Step 3: Cross multiply
    3,670.88x = 8,659.13 × 8,659.13
  4. Step 4: Simplify right side
    3,670.88x = 74,980,445.77
  5. Step 5: Solve for x
    x = 74,980,445.77/3,670.88
  6. Step 6: Final answer
    x = 20,425.77

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.