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Finding the Third Proportional to 8,582,965.50 and 18,642,156

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Solution

The third proportional to 8,582,965.50 and 18,642,156 is: 40,490,664.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,582,965.50 : 18,642,156 = 18,642,156 : x
  2. Step 2: Convert to fraction form
    8,582,965.50/18,642,156 = 18,642,156/x
  3. Step 3: Cross multiply
    8,582,965.50x = 18,642,156 × 18,642,156
  4. Step 4: Simplify right side
    8,582,965.50x = 347,529,980,328,336
  5. Step 5: Solve for x
    x = 347,529,980,328,336/8,582,965.50
  6. Step 6: Final answer
    x = 40,490,664.95

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.