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Finding the Third Proportional to 1,891,630 and 2,830,533

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Solution

The third proportional to 1,891,630 and 2,830,533 is: 4,235,456.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,891,630 : 2,830,533 = 2,830,533 : x
  2. Step 2: Convert to fraction form
    1,891,630/2,830,533 = 2,830,533/x
  3. Step 3: Cross multiply
    1,891,630x = 2,830,533 × 2,830,533
  4. Step 4: Simplify right side
    1,891,630x = 8,011,917,064,089
  5. Step 5: Solve for x
    x = 8,011,917,064,089/1,891,630
  6. Step 6: Final answer
    x = 4,235,456.76

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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.