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Finding the Third Proportional to 244,468.13 and 388,995.75

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Solution

The third proportional to 244,468.13 and 388,995.75 is: 618,966.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,468.13 : 388,995.75 = 388,995.75 : x
  2. Step 2: Convert to fraction form
    244,468.13/388,995.75 = 388,995.75/x
  3. Step 3: Cross multiply
    244,468.13x = 388,995.75 × 388,995.75
  4. Step 4: Simplify right side
    244,468.13x = 151,317,693,518.06
  5. Step 5: Solve for x
    x = 151,317,693,518.06/244,468.13
  6. Step 6: Final answer
    x = 618,966.97

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.