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Finding the Third Proportional to 555,199 and 1,205,529

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Solution

The third proportional to 555,199 and 1,205,529 is: 2,617,620.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,199 : 1,205,529 = 1,205,529 : x
  2. Step 2: Convert to fraction form
    555,199/1,205,529 = 1,205,529/x
  3. Step 3: Cross multiply
    555,199x = 1,205,529 × 1,205,529
  4. Step 4: Simplify right side
    555,199x = 1,453,300,169,841
  5. Step 5: Solve for x
    x = 1,453,300,169,841/555,199
  6. Step 6: Final answer
    x = 2,617,620.29

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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.