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Finding the Third Proportional to 203,743.13 and 442,516.50

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Solution

The third proportional to 203,743.13 and 442,516.50 is: 961,116.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,743.13 : 442,516.50 = 442,516.50 : x
  2. Step 2: Convert to fraction form
    203,743.13/442,516.50 = 442,516.50/x
  3. Step 3: Cross multiply
    203,743.13x = 442,516.50 × 442,516.50
  4. Step 4: Simplify right side
    203,743.13x = 195,820,852,772.25
  5. Step 5: Solve for x
    x = 195,820,852,772.25/203,743.13
  6. Step 6: Final answer
    x = 961,116.37

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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.