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Finding the Third Proportional to 6,490.76 and 14,634.11

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Solution

The third proportional to 6,490.76 and 14,634.11 is: 32,994.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,490.76 : 14,634.11 = 14,634.11 : x
  2. Step 2: Convert to fraction form
    6,490.76/14,634.11 = 14,634.11/x
  3. Step 3: Cross multiply
    6,490.76x = 14,634.11 × 14,634.11
  4. Step 4: Simplify right side
    6,490.76x = 214,157,042.87
  5. Step 5: Solve for x
    x = 214,157,042.87/6,490.76
  6. Step 6: Final answer
    x = 32,994.15

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Why These Related Problems?

These problems maintain the same ratio (2.25) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.