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Finding the Third Proportional to 284,619.66 and 611,449.17

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Solution

The third proportional to 284,619.66 and 611,449.17 is: 1,313,577.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,619.66 : 611,449.17 = 611,449.17 : x
  2. Step 2: Convert to fraction form
    284,619.66/611,449.17 = 611,449.17/x
  3. Step 3: Cross multiply
    284,619.66x = 611,449.17 × 611,449.17
  4. Step 4: Simplify right side
    284,619.66x = 373,870,089,786.62
  5. Step 5: Solve for x
    x = 373,870,089,786.62/284,619.66
  6. Step 6: Final answer
    x = 1,313,577.90

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.