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Finding the Third Proportional to 1,838,879 and 2,854,547

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Solution

The third proportional to 1,838,879 and 2,854,547 is: 4,431,198.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,838,879 : 2,854,547 = 2,854,547 : x
  2. Step 2: Convert to fraction form
    1,838,879/2,854,547 = 2,854,547/x
  3. Step 3: Cross multiply
    1,838,879x = 2,854,547 × 2,854,547
  4. Step 4: Simplify right side
    1,838,879x = 8,148,438,575,209
  5. Step 5: Solve for x
    x = 8,148,438,575,209/1,838,879
  6. Step 6: Final answer
    x = 4,431,198.89

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.