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Finding the Third Proportional to 552,780 and 1,171,990.13

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Solution

The third proportional to 552,780 and 1,171,990.13 is: 2,484,823.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,780 : 1,171,990.13 = 1,171,990.13 : x
  2. Step 2: Convert to fraction form
    552,780/1,171,990.13 = 1,171,990.13/x
  3. Step 3: Cross multiply
    552,780x = 1,171,990.13 × 1,171,990.13
  4. Step 4: Simplify right side
    552,780x = 1,373,560,853,097.52
  5. Step 5: Solve for x
    x = 1,373,560,853,097.52/552,780
  6. Step 6: Final answer
    x = 2,484,823.71

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.