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Finding the Third Proportional to 1,879,685 and 2,820,103.50

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Solution

The third proportional to 1,879,685 and 2,820,103.50 is: 4,231,019.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879,685 : 2,820,103.50 = 2,820,103.50 : x
  2. Step 2: Convert to fraction form
    1,879,685/2,820,103.50 = 2,820,103.50/x
  3. Step 3: Cross multiply
    1,879,685x = 2,820,103.50 × 2,820,103.50
  4. Step 4: Simplify right side
    1,879,685x = 7,952,983,750,712.25
  5. Step 5: Solve for x
    x = 7,952,983,750,712.25/1,879,685
  6. Step 6: Final answer
    x = 4,231,019.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.