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Finding the Third Proportional to 18,996,459.75 and 41,476,807.13

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Solution

The third proportional to 18,996,459.75 and 41,476,807.13 is: 90,560,322.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,996,459.75 : 41,476,807.13 = 41,476,807.13 : x
  2. Step 2: Convert to fraction form
    18,996,459.75/41,476,807.13 = 41,476,807.13/x
  3. Step 3: Cross multiply
    18,996,459.75x = 41,476,807.13 × 41,476,807.13
  4. Step 4: Simplify right side
    18,996,459.75x = 1,720,325,529,284,450.75
  5. Step 5: Solve for x
    x = 1,720,325,529,284,450.75/18,996,459.75
  6. Step 6: Final answer
    x = 90,560,322.92

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.