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Finding the Third Proportional to 1,985,856 and 4,286,559

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Solution

The third proportional to 1,985,856 and 4,286,559 is: 9,252,729.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,985,856 : 4,286,559 = 4,286,559 : x
  2. Step 2: Convert to fraction form
    1,985,856/4,286,559 = 4,286,559/x
  3. Step 3: Cross multiply
    1,985,856x = 4,286,559 × 4,286,559
  4. Step 4: Simplify right side
    1,985,856x = 18,374,588,060,481
  5. Step 5: Solve for x
    x = 18,374,588,060,481/1,985,856
  6. Step 6: Final answer
    x = 9,252,729.33

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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.