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Finding the Third Proportional to 554,205 and 1,191,291

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Solution

The third proportional to 554,205 and 1,191,291 is: 2,560,738.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,205 : 1,191,291 = 1,191,291 : x
  2. Step 2: Convert to fraction form
    554,205/1,191,291 = 1,191,291/x
  3. Step 3: Cross multiply
    554,205x = 1,191,291 × 1,191,291
  4. Step 4: Simplify right side
    554,205x = 1,419,174,246,681
  5. Step 5: Solve for x
    x = 1,419,174,246,681/554,205
  6. Step 6: Final answer
    x = 2,560,738.80

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.