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Finding the Third Proportional to 18,706,241 and 40,197,262

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Solution

The third proportional to 18,706,241 and 40,197,262 is: 86,378,651.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,706,241 : 40,197,262 = 40,197,262 : x
  2. Step 2: Convert to fraction form
    18,706,241/40,197,262 = 40,197,262/x
  3. Step 3: Cross multiply
    18,706,241x = 40,197,262 × 40,197,262
  4. Step 4: Simplify right side
    18,706,241x = 1,615,819,872,296,644
  5. Step 5: Solve for x
    x = 1,615,819,872,296,644/18,706,241
  6. Step 6: Final answer
    x = 86,378,651.50

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.