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Finding the Third Proportional to 244,378.69 and 538,449.19

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Solution

The third proportional to 244,378.69 and 538,449.19 is: 1,186,386.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,378.69 : 538,449.19 = 538,449.19 : x
  2. Step 2: Convert to fraction form
    244,378.69/538,449.19 = 538,449.19/x
  3. Step 3: Cross multiply
    244,378.69x = 538,449.19 × 538,449.19
  4. Step 4: Simplify right side
    244,378.69x = 289,927,527,519.41
  5. Step 5: Solve for x
    x = 289,927,527,519.41/244,378.69
  6. Step 6: Final answer
    x = 1,186,386.30

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.