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Finding the Third Proportional to 19,958,562 and 41,286,186

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Solution

The third proportional to 19,958,562 and 41,286,186 is: 85,404,407.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,958,562 : 41,286,186 = 41,286,186 : x
  2. Step 2: Convert to fraction form
    19,958,562/41,286,186 = 41,286,186/x
  3. Step 3: Cross multiply
    19,958,562x = 41,286,186 × 41,286,186
  4. Step 4: Simplify right side
    19,958,562x = 1,704,549,154,426,596
  5. Step 5: Solve for x
    x = 1,704,549,154,426,596/19,958,562
  6. Step 6: Final answer
    x = 85,404,407.11

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.