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Finding the Third Proportional to 9,288,556 and 20,127,146

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Solution

The third proportional to 9,288,556 and 20,127,146 is: 43,613,022.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,288,556 : 20,127,146 = 20,127,146 : x
  2. Step 2: Convert to fraction form
    9,288,556/20,127,146 = 20,127,146/x
  3. Step 3: Cross multiply
    9,288,556x = 20,127,146 × 20,127,146
  4. Step 4: Simplify right side
    9,288,556x = 405,102,006,105,316
  5. Step 5: Solve for x
    x = 405,102,006,105,316/9,288,556
  6. Step 6: Final answer
    x = 43,613,022.96

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.