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Finding the Third Proportional to 11,945,496 and 18,446,316

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Solution

The third proportional to 11,945,496 and 18,446,316 is: 28,484,926.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,945,496 : 18,446,316 = 18,446,316 : x
  2. Step 2: Convert to fraction form
    11,945,496/18,446,316 = 18,446,316/x
  3. Step 3: Cross multiply
    11,945,496x = 18,446,316 × 18,446,316
  4. Step 4: Simplify right side
    11,945,496x = 340,266,573,971,856
  5. Step 5: Solve for x
    x = 340,266,573,971,856/11,945,496
  6. Step 6: Final answer
    x = 28,484,926.37

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These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.