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Finding the Third Proportional to 18,565,965 and 28,382,697

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Solution

The third proportional to 18,565,965 and 28,382,697 is: 43,390,014.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,565,965 : 28,382,697 = 28,382,697 : x
  2. Step 2: Convert to fraction form
    18,565,965/28,382,697 = 28,382,697/x
  3. Step 3: Cross multiply
    18,565,965x = 28,382,697 × 28,382,697
  4. Step 4: Simplify right side
    18,565,965x = 805,577,488,993,809
  5. Step 5: Solve for x
    x = 805,577,488,993,809/18,565,965
  6. Step 6: Final answer
    x = 43,390,014.42

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.