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Finding the Third Proportional to 236,891.25 and 518,068.13

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Solution

The third proportional to 236,891.25 and 518,068.13 is: 1,132,986.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,891.25 : 518,068.13 = 518,068.13 : x
  2. Step 2: Convert to fraction form
    236,891.25/518,068.13 = 518,068.13/x
  3. Step 3: Cross multiply
    236,891.25x = 518,068.13 × 518,068.13
  4. Step 4: Simplify right side
    236,891.25x = 268,394,582,141.02
  5. Step 5: Solve for x
    x = 268,394,582,141.02/236,891.25
  6. Step 6: Final answer
    x = 1,132,986.47

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.