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Finding the Third Proportional to 188,959.88 and 411,132.88

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Solution

The third proportional to 188,959.88 and 411,132.88 is: 894,529.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,959.88 : 411,132.88 = 411,132.88 : x
  2. Step 2: Convert to fraction form
    188,959.88/411,132.88 = 411,132.88/x
  3. Step 3: Cross multiply
    188,959.88x = 411,132.88 × 411,132.88
  4. Step 4: Simplify right side
    188,959.88x = 169,030,240,905.77
  5. Step 5: Solve for x
    x = 169,030,240,905.77/188,959.88
  6. Step 6: Final answer
    x = 894,529.81

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.